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Finding the Fourth Proportional to 118,393.31, 177,590.09 and 33,000.76

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Solution

The fourth proportional to 118,393.31, 177,590.09 and 33,000.76 is: 49,501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,393.31 : 177,590.09 = 33,000.76 : x
  2. Step 2: Convert to fraction form
    118,393.31/177,590.09 = 33,000.76/x
  3. Step 3: Cross multiply
    118,393.31x = 177,590.09 × 33,000.76
  4. Step 4: Simplify right side
    118,393.31x = 5,860,607,329.49
  5. Step 5: Solve for x
    x = 5,860,607,329.49/118,393.31
  6. Step 6: Final answer
    x = 49,501.17

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.