Home / 106,864.76-147,449.48-63,832.70

Finding the Fourth Proportional to 106,864.76, 147,449.48 and 63,832.70

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Solution

The fourth proportional to 106,864.76, 147,449.48 and 63,832.70 is: 88,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,864.76 : 147,449.48 = 63,832.70 : x
  2. Step 2: Convert to fraction form
    106,864.76/147,449.48 = 63,832.70/x
  3. Step 3: Cross multiply
    106,864.76x = 147,449.48 × 63,832.70
  4. Step 4: Simplify right side
    106,864.76x = 9,412,098,422.00
  5. Step 5: Solve for x
    x = 9,412,098,422.00/106,864.76
  6. Step 6: Final answer
    x = 88,074.86

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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.