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Finding the Fourth Proportional to 24,560.61, 36,848.10 and 7,920.30

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Solution

The fourth proportional to 24,560.61, 36,848.10 and 7,920.30 is: 11,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,560.61 : 36,848.10 = 7,920.30 : x
  2. Step 2: Convert to fraction form
    24,560.61/36,848.10 = 7,920.30/x
  3. Step 3: Cross multiply
    24,560.61x = 36,848.10 × 7,920.30
  4. Step 4: Simplify right side
    24,560.61x = 291,848,058.95
  5. Step 5: Solve for x
    x = 291,848,058.95/24,560.61
  6. Step 6: Final answer
    x = 11,882.77

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1.5x scale

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.