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Finding the Fourth Proportional to 32,867.76, 45,357.50 and 17,963.76

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Solution

The fourth proportional to 32,867.76, 45,357.50 and 17,963.76 is: 24,789.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.76 : 45,357.50 = 17,963.76 : x
  2. Step 2: Convert to fraction form
    32,867.76/45,357.50 = 17,963.76/x
  3. Step 3: Cross multiply
    32,867.76x = 45,357.50 × 17,963.76
  4. Step 4: Simplify right side
    32,867.76x = 814,791,244.20
  5. Step 5: Solve for x
    x = 814,791,244.20/32,867.76
  6. Step 6: Final answer
    x = 24,789.98

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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.