Home / 99,280.17-137,006.60-54,568.17

Finding the Fourth Proportional to 99,280.17, 137,006.60 and 54,568.17

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Solution

The fourth proportional to 99,280.17, 137,006.60 and 54,568.17 is: 75,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,280.17 : 137,006.60 = 54,568.17 : x
  2. Step 2: Convert to fraction form
    99,280.17/137,006.60 = 54,568.17/x
  3. Step 3: Cross multiply
    99,280.17x = 137,006.60 × 54,568.17
  4. Step 4: Simplify right side
    99,280.17x = 7,476,199,167.08
  5. Step 5: Solve for x
    x = 7,476,199,167.08/99,280.17
  6. Step 6: Final answer
    x = 75,304.05

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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.