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Finding the Fourth Proportional to 48,959.63, 73,325.53 and 47,612.76

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Solution

The fourth proportional to 48,959.63, 73,325.53 and 47,612.76 is: 71,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,959.63 : 73,325.53 = 47,612.76 : x
  2. Step 2: Convert to fraction form
    48,959.63/73,325.53 = 47,612.76/x
  3. Step 3: Cross multiply
    48,959.63x = 73,325.53 × 47,612.76
  4. Step 4: Simplify right side
    48,959.63x = 3,491,230,861.76
  5. Step 5: Solve for x
    x = 3,491,230,861.76/48,959.63
  6. Step 6: Final answer
    x = 71,308.36

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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.