Home / 48,278.73-72,400.34-16,680.70

Finding the Fourth Proportional to 48,278.73, 72,400.34 and 16,680.70

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Solution

The fourth proportional to 48,278.73, 72,400.34 and 16,680.70 is: 25,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278.73 : 72,400.34 = 16,680.70 : x
  2. Step 2: Convert to fraction form
    48,278.73/72,400.34 = 16,680.70/x
  3. Step 3: Cross multiply
    48,278.73x = 72,400.34 × 16,680.70
  4. Step 4: Simplify right side
    48,278.73x = 1,207,688,351.44
  5. Step 5: Solve for x
    x = 1,207,688,351.44/48,278.73
  6. Step 6: Final answer
    x = 25,014.92

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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.