Home / 107,752.16-161,572.05-40,228.61

Finding the Fourth Proportional to 107,752.16, 161,572.05 and 40,228.61

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Solution

The fourth proportional to 107,752.16, 161,572.05 and 40,228.61 is: 60,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,752.16 : 161,572.05 = 40,228.61 : x
  2. Step 2: Convert to fraction form
    107,752.16/161,572.05 = 40,228.61/x
  3. Step 3: Cross multiply
    107,752.16x = 161,572.05 × 40,228.61
  4. Step 4: Simplify right side
    107,752.16x = 6,499,818,178.49
  5. Step 5: Solve for x
    x = 6,499,818,178.49/107,752.16
  6. Step 6: Final answer
    x = 60,321.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.