Home / 106,743.97-147,306.71-58,997.32

Finding the Fourth Proportional to 106,743.97, 147,306.71 and 58,997.32

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Solution

The fourth proportional to 106,743.97, 147,306.71 and 58,997.32 is: 81,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,743.97 : 147,306.71 = 58,997.32 : x
  2. Step 2: Convert to fraction form
    106,743.97/147,306.71 = 58,997.32/x
  3. Step 3: Cross multiply
    106,743.97x = 147,306.71 × 58,997.32
  4. Step 4: Simplify right side
    106,743.97x = 8,690,701,108.02
  5. Step 5: Solve for x
    x = 8,690,701,108.02/106,743.97
  6. Step 6: Final answer
    x = 81,416.32

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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.