Home / 108,527.09-149,753.15-62,588.45

Finding the Fourth Proportional to 108,527.09, 149,753.15 and 62,588.45

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Solution

The fourth proportional to 108,527.09, 149,753.15 and 62,588.45 is: 86,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,527.09 : 149,753.15 = 62,588.45 : x
  2. Step 2: Convert to fraction form
    108,527.09/149,753.15 = 62,588.45/x
  3. Step 3: Cross multiply
    108,527.09x = 149,753.15 × 62,588.45
  4. Step 4: Simplify right side
    108,527.09x = 9,372,817,346.96
  5. Step 5: Solve for x
    x = 9,372,817,346.96/108,527.09
  6. Step 6: Final answer
    x = 86,363.85

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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.