Home / 107,767.20-148,705.08-62,444.76

Finding the Fourth Proportional to 107,767.20, 148,705.08 and 62,444.76

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Solution

The fourth proportional to 107,767.20, 148,705.08 and 62,444.76 is: 86,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,767.20 : 148,705.08 = 62,444.76 : x
  2. Step 2: Convert to fraction form
    107,767.20/148,705.08 = 62,444.76/x
  3. Step 3: Cross multiply
    107,767.20x = 148,705.08 × 62,444.76
  4. Step 4: Simplify right side
    107,767.20x = 9,285,853,031.38
  5. Step 5: Solve for x
    x = 9,285,853,031.38/107,767.20
  6. Step 6: Final answer
    x = 86,165.86

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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.