Home / 74,356.20-111,545.10-24,427.80

Finding the Fourth Proportional to 74,356.20, 111,545.10 and 24,427.80

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Solution

The fourth proportional to 74,356.20, 111,545.10 and 24,427.80 is: 36,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,356.20 : 111,545.10 = 24,427.80 : x
  2. Step 2: Convert to fraction form
    74,356.20/111,545.10 = 24,427.80/x
  3. Step 3: Cross multiply
    74,356.20x = 111,545.10 × 24,427.80
  4. Step 4: Simplify right side
    74,356.20x = 2,724,801,393.78
  5. Step 5: Solve for x
    x = 2,724,801,393.78/74,356.20
  6. Step 6: Final answer
    x = 36,645.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.