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Finding the Fourth Proportional to 37,008.76, 55,520 and 11,714.65

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Solution

The fourth proportional to 37,008.76, 55,520 and 11,714.65 is: 17,574.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,008.76 : 55,520 = 11,714.65 : x
  2. Step 2: Convert to fraction form
    37,008.76/55,520 = 11,714.65/x
  3. Step 3: Cross multiply
    37,008.76x = 55,520 × 11,714.65
  4. Step 4: Simplify right side
    37,008.76x = 650,397,368
  5. Step 5: Solve for x
    x = 650,397,368/37,008.76
  6. Step 6: Final answer
    x = 17,574.15

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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.