Home / 107,487.53-148,331.72-59,739.85

Finding the Fourth Proportional to 107,487.53, 148,331.72 and 59,739.85

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Solution

The fourth proportional to 107,487.53, 148,331.72 and 59,739.85 is: 82,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,487.53 : 148,331.72 = 59,739.85 : x
  2. Step 2: Convert to fraction form
    107,487.53/148,331.72 = 59,739.85/x
  3. Step 3: Cross multiply
    107,487.53x = 148,331.72 × 59,739.85
  4. Step 4: Simplify right side
    107,487.53x = 8,861,314,703.04
  5. Step 5: Solve for x
    x = 8,861,314,703.04/107,487.53
  6. Step 6: Final answer
    x = 82,440.40

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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.