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Finding the Fourth Proportional to 176,860.35, 265,123.76 and 88,029.90

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Solution

The fourth proportional to 176,860.35, 265,123.76 and 88,029.90 is: 131,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,860.35 : 265,123.76 = 88,029.90 : x
  2. Step 2: Convert to fraction form
    176,860.35/265,123.76 = 88,029.90/x
  3. Step 3: Cross multiply
    176,860.35x = 265,123.76 × 88,029.90
  4. Step 4: Simplify right side
    176,860.35x = 23,338,817,640.27
  5. Step 5: Solve for x
    x = 23,338,817,640.27/176,860.35
  6. Step 6: Final answer
    x = 131,961.84

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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.