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Finding the Fourth Proportional to 169,475.60, 253,950.81 and 107,014.88

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Solution

The fourth proportional to 169,475.60, 253,950.81 and 107,014.88 is: 160,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,475.60 : 253,950.81 = 107,014.88 : x
  2. Step 2: Convert to fraction form
    169,475.60/253,950.81 = 107,014.88/x
  3. Step 3: Cross multiply
    169,475.60x = 253,950.81 × 107,014.88
  4. Step 4: Simplify right side
    169,475.60x = 27,176,514,188.30
  5. Step 5: Solve for x
    x = 27,176,514,188.30/169,475.60
  6. Step 6: Final answer
    x = 160,356.51

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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.