Home / 52,470.95-78,729.69-27,505.04

Finding the Fourth Proportional to 52,470.95, 78,729.69 and 27,505.04

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Solution

The fourth proportional to 52,470.95, 78,729.69 and 27,505.04 is: 41,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,470.95 : 78,729.69 = 27,505.04 : x
  2. Step 2: Convert to fraction form
    52,470.95/78,729.69 = 27,505.04/x
  3. Step 3: Cross multiply
    52,470.95x = 78,729.69 × 27,505.04
  4. Step 4: Simplify right side
    52,470.95x = 2,165,463,272.64
  5. Step 5: Solve for x
    x = 2,165,463,272.64/52,470.95
  6. Step 6: Final answer
    x = 41,269.76

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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.