Home / 119,833.03-165,429.50-74,525.61

Finding the Fourth Proportional to 119,833.03, 165,429.50 and 74,525.61

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Solution

The fourth proportional to 119,833.03, 165,429.50 and 74,525.61 is: 102,882.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,833.03 : 165,429.50 = 74,525.61 : x
  2. Step 2: Convert to fraction form
    119,833.03/165,429.50 = 74,525.61/x
  3. Step 3: Cross multiply
    119,833.03x = 165,429.50 × 74,525.61
  4. Step 4: Simplify right side
    119,833.03x = 12,328,733,758.66
  5. Step 5: Solve for x
    x = 12,328,733,758.66/119,833.03
  6. Step 6: Final answer
    x = 102,882.60

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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.