Home / 107,487.16-148,331.19-59,739.49

Finding the Fourth Proportional to 107,487.16, 148,331.19 and 59,739.49

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Solution

The fourth proportional to 107,487.16, 148,331.19 and 59,739.49 is: 82,439.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,487.16 : 148,331.19 = 59,739.49 : x
  2. Step 2: Convert to fraction form
    107,487.16/148,331.19 = 59,739.49/x
  3. Step 3: Cross multiply
    107,487.16x = 148,331.19 × 59,739.49
  4. Step 4: Simplify right side
    107,487.16x = 8,861,229,641.69
  5. Step 5: Solve for x
    x = 8,861,229,641.69/107,487.16
  6. Step 6: Final answer
    x = 82,439.89

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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.