Home / 66,394.35-99,591.15-38,296.17

Finding the Fourth Proportional to 66,394.35, 99,591.15 and 38,296.17

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Solution

The fourth proportional to 66,394.35, 99,591.15 and 38,296.17 is: 57,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,394.35 : 99,591.15 = 38,296.17 : x
  2. Step 2: Convert to fraction form
    66,394.35/99,591.15 = 38,296.17/x
  3. Step 3: Cross multiply
    66,394.35x = 99,591.15 × 38,296.17
  4. Step 4: Simplify right side
    66,394.35x = 3,813,959,610.90
  5. Step 5: Solve for x
    x = 3,813,959,610.90/66,394.35
  6. Step 6: Final answer
    x = 57,444.04

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1.5x scale

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.