Home / 98,863.52-136,434.16-60,644.14

Finding the Fourth Proportional to 98,863.52, 136,434.16 and 60,644.14

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Solution

The fourth proportional to 98,863.52, 136,434.16 and 60,644.14 is: 83,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,863.52 : 136,434.16 = 60,644.14 : x
  2. Step 2: Convert to fraction form
    98,863.52/136,434.16 = 60,644.14/x
  3. Step 3: Cross multiply
    98,863.52x = 136,434.16 × 60,644.14
  4. Step 4: Simplify right side
    98,863.52x = 8,273,932,318.75
  5. Step 5: Solve for x
    x = 8,273,932,318.75/98,863.52
  6. Step 6: Final answer
    x = 83,690.45

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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.