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Finding the Fourth Proportional to 215,182.64, 296,917.80 and 119,689.04

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Solution

The fourth proportional to 215,182.64, 296,917.80 and 119,689.04 is: 165,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,182.64 : 296,917.80 = 119,689.04 : x
  2. Step 2: Convert to fraction form
    215,182.64/296,917.80 = 119,689.04/x
  3. Step 3: Cross multiply
    215,182.64x = 296,917.80 × 119,689.04
  4. Step 4: Simplify right side
    215,182.64x = 35,537,806,440.91
  5. Step 5: Solve for x
    x = 35,537,806,440.91/215,182.64
  6. Step 6: Final answer
    x = 165,151.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.