Home / 98,737.97-136,250.24-58,444.79

Finding the Fourth Proportional to 98,737.97, 136,250.24 and 58,444.79

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Solution

The fourth proportional to 98,737.97, 136,250.24 and 58,444.79 is: 80,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,737.97 : 136,250.24 = 58,444.79 : x
  2. Step 2: Convert to fraction form
    98,737.97/136,250.24 = 58,444.79/x
  3. Step 3: Cross multiply
    98,737.97x = 136,250.24 × 58,444.79
  4. Step 4: Simplify right side
    98,737.97x = 7,963,115,690.77
  5. Step 5: Solve for x
    x = 7,963,115,690.77/98,737.97
  6. Step 6: Final answer
    x = 80,648.98

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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.