Home / 108,528.59-149,755.23-62,589.95

Finding the Fourth Proportional to 108,528.59, 149,755.23 and 62,589.95

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Solution

The fourth proportional to 108,528.59, 149,755.23 and 62,589.95 is: 86,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,528.59 : 149,755.23 = 62,589.95 : x
  2. Step 2: Convert to fraction form
    108,528.59/149,755.23 = 62,589.95/x
  3. Step 3: Cross multiply
    108,528.59x = 149,755.23 × 62,589.95
  4. Step 4: Simplify right side
    108,528.59x = 9,373,171,609.16
  5. Step 5: Solve for x
    x = 9,373,171,609.16/108,528.59
  6. Step 6: Final answer
    x = 86,365.92

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1.5x scale

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.