Home / 106,608.17-147,121.57-58,864.54

Finding the Fourth Proportional to 106,608.17, 147,121.57 and 58,864.54

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Solution

The fourth proportional to 106,608.17, 147,121.57 and 58,864.54 is: 81,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,608.17 : 147,121.57 = 58,864.54 : x
  2. Step 2: Convert to fraction form
    106,608.17/147,121.57 = 58,864.54/x
  3. Step 3: Cross multiply
    106,608.17x = 147,121.57 × 58,864.54
  4. Step 4: Simplify right side
    106,608.17x = 8,660,243,542.13
  5. Step 5: Solve for x
    x = 8,660,243,542.13/106,608.17
  6. Step 6: Final answer
    x = 81,234.33

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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.