Home / 107,545.35-148,414.47-59,152.50

Finding the Fourth Proportional to 107,545.35, 148,414.47 and 59,152.50

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Solution

The fourth proportional to 107,545.35, 148,414.47 and 59,152.50 is: 81,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,545.35 : 148,414.47 = 59,152.50 : x
  2. Step 2: Convert to fraction form
    107,545.35/148,414.47 = 59,152.50/x
  3. Step 3: Cross multiply
    107,545.35x = 148,414.47 × 59,152.50
  4. Step 4: Simplify right side
    107,545.35x = 8,779,086,936.68
  5. Step 5: Solve for x
    x = 8,779,086,936.68/107,545.35
  6. Step 6: Final answer
    x = 81,631.49

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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.