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Finding the Fourth Proportional to 15,043.86, 22,566.06 and 4,655.88

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Solution

The fourth proportional to 15,043.86, 22,566.06 and 4,655.88 is: 6,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.86 : 22,566.06 = 4,655.88 : x
  2. Step 2: Convert to fraction form
    15,043.86/22,566.06 = 4,655.88/x
  3. Step 3: Cross multiply
    15,043.86x = 22,566.06 × 4,655.88
  4. Step 4: Simplify right side
    15,043.86x = 105,064,867.43
  5. Step 5: Solve for x
    x = 105,064,867.43/15,043.86
  6. Step 6: Final answer
    x = 6,983.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.