Home / 79,545.24-109,775.25-43,737.98

Finding the Fourth Proportional to 79,545.24, 109,775.25 and 43,737.98

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Solution

The fourth proportional to 79,545.24, 109,775.25 and 43,737.98 is: 60,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545.24 : 109,775.25 = 43,737.98 : x
  2. Step 2: Convert to fraction form
    79,545.24/109,775.25 = 43,737.98/x
  3. Step 3: Cross multiply
    79,545.24x = 109,775.25 × 43,737.98
  4. Step 4: Simplify right side
    79,545.24x = 4,801,347,140.12
  5. Step 5: Solve for x
    x = 4,801,347,140.12/79,545.24
  6. Step 6: Final answer
    x = 60,359.96

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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.