Home / 54,534.74-75,279.38-34,387.61

Finding the Fourth Proportional to 54,534.74, 75,279.38 and 34,387.61

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Solution

The fourth proportional to 54,534.74, 75,279.38 and 34,387.61 is: 47,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,534.74 : 75,279.38 = 34,387.61 : x
  2. Step 2: Convert to fraction form
    54,534.74/75,279.38 = 34,387.61/x
  3. Step 3: Cross multiply
    54,534.74x = 75,279.38 × 34,387.61
  4. Step 4: Simplify right side
    54,534.74x = 2,588,677,412.15
  5. Step 5: Solve for x
    x = 2,588,677,412.15/54,534.74
  6. Step 6: Final answer
    x = 47,468.41

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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.