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Finding the Fourth Proportional to 98,092.70, 147,203.66 and 53,750.59

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Solution

The fourth proportional to 98,092.70, 147,203.66 and 53,750.59 is: 80,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,092.70 : 147,203.66 = 53,750.59 : x
  2. Step 2: Convert to fraction form
    98,092.70/147,203.66 = 53,750.59/x
  3. Step 3: Cross multiply
    98,092.70x = 147,203.66 × 53,750.59
  4. Step 4: Simplify right side
    98,092.70x = 7,912,283,341.53
  5. Step 5: Solve for x
    x = 7,912,283,341.53/98,092.70
  6. Step 6: Final answer
    x = 80,661.29

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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.