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Finding the Fourth Proportional to 176,687.86, 265,034.59 and 43,568.15

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Solution

The fourth proportional to 176,687.86, 265,034.59 and 43,568.15 is: 65,352.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,687.86 : 265,034.59 = 43,568.15 : x
  2. Step 2: Convert to fraction form
    176,687.86/265,034.59 = 43,568.15/x
  3. Step 3: Cross multiply
    176,687.86x = 265,034.59 × 43,568.15
  4. Step 4: Simplify right side
    176,687.86x = 11,547,067,543.82
  5. Step 5: Solve for x
    x = 11,547,067,543.82/176,687.86
  6. Step 6: Final answer
    x = 65,352.92

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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.