Home / 119,733.57-165,233.57-66,020.49

Finding the Fourth Proportional to 119,733.57, 165,233.57 and 66,020.49

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Solution

The fourth proportional to 119,733.57, 165,233.57 and 66,020.49 is: 91,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,733.57 : 165,233.57 = 66,020.49 : x
  2. Step 2: Convert to fraction form
    119,733.57/165,233.57 = 66,020.49/x
  3. Step 3: Cross multiply
    119,733.57x = 165,233.57 × 66,020.49
  4. Step 4: Simplify right side
    119,733.57x = 10,908,800,925.75
  5. Step 5: Solve for x
    x = 10,908,800,925.75/119,733.57
  6. Step 6: Final answer
    x = 91,108.96

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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.