Home / 57,545.96-79,435.01-42,559.23

Finding the Fourth Proportional to 57,545.96, 79,435.01 and 42,559.23

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Solution

The fourth proportional to 57,545.96, 79,435.01 and 42,559.23 is: 58,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,545.96 : 79,435.01 = 42,559.23 : x
  2. Step 2: Convert to fraction form
    57,545.96/79,435.01 = 42,559.23/x
  3. Step 3: Cross multiply
    57,545.96x = 79,435.01 × 42,559.23
  4. Step 4: Simplify right side
    57,545.96x = 3,380,693,264.92
  5. Step 5: Solve for x
    x = 3,380,693,264.92/57,545.96
  6. Step 6: Final answer
    x = 58,747.71

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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.