Home / 48,720.74-67,227.38-29,590.54

Finding the Fourth Proportional to 48,720.74, 67,227.38 and 29,590.54

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Solution

The fourth proportional to 48,720.74, 67,227.38 and 29,590.54 is: 40,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,720.74 : 67,227.38 = 29,590.54 : x
  2. Step 2: Convert to fraction form
    48,720.74/67,227.38 = 29,590.54/x
  3. Step 3: Cross multiply
    48,720.74x = 67,227.38 × 29,590.54
  4. Step 4: Simplify right side
    48,720.74x = 1,989,294,476.99
  5. Step 5: Solve for x
    x = 1,989,294,476.99/48,720.74
  6. Step 6: Final answer
    x = 40,830.55

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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.