Home / 107,607.20-161,416.62-32,721.59

Finding the Fourth Proportional to 107,607.20, 161,416.62 and 32,721.59

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Solution

The fourth proportional to 107,607.20, 161,416.62 and 32,721.59 is: 49,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,607.20 : 161,416.62 = 32,721.59 : x
  2. Step 2: Convert to fraction form
    107,607.20/161,416.62 = 32,721.59/x
  3. Step 3: Cross multiply
    107,607.20x = 161,416.62 × 32,721.59
  4. Step 4: Simplify right side
    107,607.20x = 5,281,807,651.74
  5. Step 5: Solve for x
    x = 5,281,807,651.74/107,607.20
  6. Step 6: Final answer
    x = 49,084.15

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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.