Home / 107,459.52-148,291.20-59,711.60

Finding the Fourth Proportional to 107,459.52, 148,291.20 and 59,711.60

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Solution

The fourth proportional to 107,459.52, 148,291.20 and 59,711.60 is: 82,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,459.52 : 148,291.20 = 59,711.60 : x
  2. Step 2: Convert to fraction form
    107,459.52/148,291.20 = 59,711.60/x
  3. Step 3: Cross multiply
    107,459.52x = 148,291.20 × 59,711.60
  4. Step 4: Simplify right side
    107,459.52x = 8,854,704,817.92
  5. Step 5: Solve for x
    x = 8,854,704,817.92/107,459.52
  6. Step 6: Final answer
    x = 82,400.38

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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.