Home / 67,505.20-93,155.28-37,290.04

Finding the Fourth Proportional to 67,505.20, 93,155.28 and 37,290.04

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Solution

The fourth proportional to 67,505.20, 93,155.28 and 37,290.04 is: 51,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,505.20 : 93,155.28 = 37,290.04 : x
  2. Step 2: Convert to fraction form
    67,505.20/93,155.28 = 37,290.04/x
  3. Step 3: Cross multiply
    67,505.20x = 93,155.28 × 37,290.04
  4. Step 4: Simplify right side
    67,505.20x = 3,473,764,117.41
  5. Step 5: Solve for x
    x = 3,473,764,117.41/67,505.20
  6. Step 6: Final answer
    x = 51,459.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.