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Finding the Fourth Proportional to 48,498.62, 72,700.74 and 23,191.55

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Solution

The fourth proportional to 48,498.62, 72,700.74 and 23,191.55 is: 34,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,498.62 : 72,700.74 = 23,191.55 : x
  2. Step 2: Convert to fraction form
    48,498.62/72,700.74 = 23,191.55/x
  3. Step 3: Cross multiply
    48,498.62x = 72,700.74 × 23,191.55
  4. Step 4: Simplify right side
    48,498.62x = 1,686,042,483.24
  5. Step 5: Solve for x
    x = 1,686,042,483.24/48,498.62
  6. Step 6: Final answer
    x = 34,764.76

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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.