Home / 54,781.04-75,597.78-29,630.48

Finding the Fourth Proportional to 54,781.04, 75,597.78 and 29,630.48

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Solution

The fourth proportional to 54,781.04, 75,597.78 and 29,630.48 is: 40,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.04 : 75,597.78 = 29,630.48 : x
  2. Step 2: Convert to fraction form
    54,781.04/75,597.78 = 29,630.48/x
  3. Step 3: Cross multiply
    54,781.04x = 75,597.78 × 29,630.48
  4. Step 4: Simplify right side
    54,781.04x = 2,239,998,508.33
  5. Step 5: Solve for x
    x = 2,239,998,508.33/54,781.04
  6. Step 6: Final answer
    x = 40,890.03

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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.