Home / 103,581.79-155,379.24-32,507.23

Finding the Fourth Proportional to 103,581.79, 155,379.24 and 32,507.23

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Solution

The fourth proportional to 103,581.79, 155,379.24 and 32,507.23 is: 48,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,581.79 : 155,379.24 = 32,507.23 : x
  2. Step 2: Convert to fraction form
    103,581.79/155,379.24 = 32,507.23/x
  3. Step 3: Cross multiply
    103,581.79x = 155,379.24 × 32,507.23
  4. Step 4: Simplify right side
    103,581.79x = 5,050,948,691.91
  5. Step 5: Solve for x
    x = 5,050,948,691.91/103,581.79
  6. Step 6: Final answer
    x = 48,762.90

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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.