Home / 107,808.08-161,785.92-37,687.52

Finding the Fourth Proportional to 107,808.08, 161,785.92 and 37,687.52

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Solution

The fourth proportional to 107,808.08, 161,785.92 and 37,687.52 is: 56,557.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,808.08 : 161,785.92 = 37,687.52 : x
  2. Step 2: Convert to fraction form
    107,808.08/161,785.92 = 37,687.52/x
  3. Step 3: Cross multiply
    107,808.08x = 161,785.92 × 37,687.52
  4. Step 4: Simplify right side
    107,808.08x = 6,097,310,095.72
  5. Step 5: Solve for x
    x = 6,097,310,095.72/107,808.08
  6. Step 6: Final answer
    x = 56,557.08

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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.