Home / 107,557.49-148,432.92-59,161.46

Finding the Fourth Proportional to 107,557.49, 148,432.92 and 59,161.46

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Solution

The fourth proportional to 107,557.49, 148,432.92 and 59,161.46 is: 81,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,557.49 : 148,432.92 = 59,161.46 : x
  2. Step 2: Convert to fraction form
    107,557.49/148,432.92 = 59,161.46/x
  3. Step 3: Cross multiply
    107,557.49x = 148,432.92 × 59,161.46
  4. Step 4: Simplify right side
    107,557.49x = 8,781,508,259.26
  5. Step 5: Solve for x
    x = 8,781,508,259.26/107,557.49
  6. Step 6: Final answer
    x = 81,644.79

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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.