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Finding the Fourth Proportional to 24,980.76, 34,462.62 and 15,039

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Solution

The fourth proportional to 24,980.76, 34,462.62 and 15,039 is: 20,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,980.76 : 34,462.62 = 15,039 : x
  2. Step 2: Convert to fraction form
    24,980.76/34,462.62 = 15,039/x
  3. Step 3: Cross multiply
    24,980.76x = 34,462.62 × 15,039
  4. Step 4: Simplify right side
    24,980.76x = 518,283,342.18
  5. Step 5: Solve for x
    x = 518,283,342.18/24,980.76
  6. Step 6: Final answer
    x = 20,747.30

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1.5x scale

Why These Related Problems?

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