Home / 107,715.90-161,598.08-32,843.61

Finding the Fourth Proportional to 107,715.90, 161,598.08 and 32,843.61

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Solution

The fourth proportional to 107,715.90, 161,598.08 and 32,843.61 is: 49,272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,715.90 : 161,598.08 = 32,843.61 : x
  2. Step 2: Convert to fraction form
    107,715.90/161,598.08 = 32,843.61/x
  3. Step 3: Cross multiply
    107,715.90x = 161,598.08 × 32,843.61
  4. Step 4: Simplify right side
    107,715.90x = 5,307,464,729.71
  5. Step 5: Solve for x
    x = 5,307,464,729.71/107,715.90
  6. Step 6: Final answer
    x = 49,272.81

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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.