Home / 435,175.12-652,456.50-168,711.04

Finding the Fourth Proportional to 435,175.12, 652,456.50 and 168,711.04

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Solution

The fourth proportional to 435,175.12, 652,456.50 and 168,711.04 is: 252,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,175.12 : 652,456.50 = 168,711.04 : x
  2. Step 2: Convert to fraction form
    435,175.12/652,456.50 = 168,711.04/x
  3. Step 3: Cross multiply
    435,175.12x = 652,456.50 × 168,711.04
  4. Step 4: Simplify right side
    435,175.12x = 110,076,614,669.76
  5. Step 5: Solve for x
    x = 110,076,614,669.76/435,175.12
  6. Step 6: Final answer
    x = 252,947.86

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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.