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Finding the Fourth Proportional to 15,900.74, 23,841.74 and 6,040.72

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Solution

The fourth proportional to 15,900.74, 23,841.74 and 6,040.72 is: 9,057.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.74 : 23,841.74 = 6,040.72 : x
  2. Step 2: Convert to fraction form
    15,900.74/23,841.74 = 6,040.72/x
  3. Step 3: Cross multiply
    15,900.74x = 23,841.74 × 6,040.72
  4. Step 4: Simplify right side
    15,900.74x = 144,021,275.65
  5. Step 5: Solve for x
    x = 144,021,275.65/15,900.74
  6. Step 6: Final answer
    x = 9,057.52

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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.