Home / 118,237.20-177,465.15-59,115.30

Finding the Fourth Proportional to 118,237.20, 177,465.15 and 59,115.30

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Solution

The fourth proportional to 118,237.20, 177,465.15 and 59,115.30 is: 88,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,237.20 : 177,465.15 = 59,115.30 : x
  2. Step 2: Convert to fraction form
    118,237.20/177,465.15 = 59,115.30/x
  3. Step 3: Cross multiply
    118,237.20x = 177,465.15 × 59,115.30
  4. Step 4: Simplify right side
    118,237.20x = 10,490,905,581.80
  5. Step 5: Solve for x
    x = 10,490,905,581.80/118,237.20
  6. Step 6: Final answer
    x = 88,727.62

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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.