Home / 119,834.88-165,432.06-74,527.46

Finding the Fourth Proportional to 119,834.88, 165,432.06 and 74,527.46

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Solution

The fourth proportional to 119,834.88, 165,432.06 and 74,527.46 is: 102,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,834.88 : 165,432.06 = 74,527.46 : x
  2. Step 2: Convert to fraction form
    119,834.88/165,432.06 = 74,527.46/x
  3. Step 3: Cross multiply
    119,834.88x = 165,432.06 × 74,527.46
  4. Step 4: Simplify right side
    119,834.88x = 12,329,231,234.37
  5. Step 5: Solve for x
    x = 12,329,231,234.37/119,834.88
  6. Step 6: Final answer
    x = 102,885.16

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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.