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Finding the Fourth Proportional to 24,487.64, 36,731.45 and 6,955.19

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Solution

The fourth proportional to 24,487.64, 36,731.45 and 6,955.19 is: 10,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,487.64 : 36,731.45 = 6,955.19 : x
  2. Step 2: Convert to fraction form
    24,487.64/36,731.45 = 6,955.19/x
  3. Step 3: Cross multiply
    24,487.64x = 36,731.45 × 6,955.19
  4. Step 4: Simplify right side
    24,487.64x = 255,474,030.07
  5. Step 5: Solve for x
    x = 255,474,030.07/24,487.64
  6. Step 6: Final answer
    x = 10,432.78

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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.