Home / 84,922.46-127,404.56-42,248.04

Finding the Fourth Proportional to 84,922.46, 127,404.56 and 42,248.04

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Solution

The fourth proportional to 84,922.46, 127,404.56 and 42,248.04 is: 63,382.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,922.46 : 127,404.56 = 42,248.04 : x
  2. Step 2: Convert to fraction form
    84,922.46/127,404.56 = 42,248.04/x
  3. Step 3: Cross multiply
    84,922.46x = 127,404.56 × 42,248.04
  4. Step 4: Simplify right side
    84,922.46x = 5,382,592,947.06
  5. Step 5: Solve for x
    x = 5,382,592,947.06/84,922.46
  6. Step 6: Final answer
    x = 63,382.44

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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.