Home / 48,216.56-72,244.20-31,555.76

Finding the Fourth Proportional to 48,216.56, 72,244.20 and 31,555.76

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Solution

The fourth proportional to 48,216.56, 72,244.20 and 31,555.76 is: 47,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,216.56 : 72,244.20 = 31,555.76 : x
  2. Step 2: Convert to fraction form
    48,216.56/72,244.20 = 31,555.76/x
  3. Step 3: Cross multiply
    48,216.56x = 72,244.20 × 31,555.76
  4. Step 4: Simplify right side
    48,216.56x = 2,279,720,636.59
  5. Step 5: Solve for x
    x = 2,279,720,636.59/48,216.56
  6. Step 6: Final answer
    x = 47,280.86

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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.