Home / 54,220.62-74,845.16-48,545.35

Finding the Fourth Proportional to 54,220.62, 74,845.16 and 48,545.35

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Solution

The fourth proportional to 54,220.62, 74,845.16 and 48,545.35 is: 67,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.62 : 74,845.16 = 48,545.35 : x
  2. Step 2: Convert to fraction form
    54,220.62/74,845.16 = 48,545.35/x
  3. Step 3: Cross multiply
    54,220.62x = 74,845.16 × 48,545.35
  4. Step 4: Simplify right side
    54,220.62x = 3,633,384,488.01
  5. Step 5: Solve for x
    x = 3,633,384,488.01/54,220.62
  6. Step 6: Final answer
    x = 67,011.12

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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.