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Finding the Fourth Proportional to 31,909.68, 47,893.68 and 24,490.08

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Solution

The fourth proportional to 31,909.68, 47,893.68 and 24,490.08 is: 36,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,909.68 : 47,893.68 = 24,490.08 : x
  2. Step 2: Convert to fraction form
    31,909.68/47,893.68 = 24,490.08/x
  3. Step 3: Cross multiply
    31,909.68x = 47,893.68 × 24,490.08
  4. Step 4: Simplify right side
    31,909.68x = 1,172,920,054.69
  5. Step 5: Solve for x
    x = 1,172,920,054.69/31,909.68
  6. Step 6: Final answer
    x = 36,757.50

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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.