Home / 109,737.92-151,438.40-59,437.12

Finding the Fourth Proportional to 109,737.92, 151,438.40 and 59,437.12

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Solution

The fourth proportional to 109,737.92, 151,438.40 and 59,437.12 is: 82,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,737.92 : 151,438.40 = 59,437.12 : x
  2. Step 2: Convert to fraction form
    109,737.92/151,438.40 = 59,437.12/x
  3. Step 3: Cross multiply
    109,737.92x = 151,438.40 × 59,437.12
  4. Step 4: Simplify right side
    109,737.92x = 9,001,062,353.41
  5. Step 5: Solve for x
    x = 9,001,062,353.41/109,737.92
  6. Step 6: Final answer
    x = 82,023.26

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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.