Home / 47,995.76-71,994.28-16,831.92

Finding the Fourth Proportional to 47,995.76, 71,994.28 and 16,831.92

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Solution

The fourth proportional to 47,995.76, 71,994.28 and 16,831.92 is: 25,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,995.76 : 71,994.28 = 16,831.92 : x
  2. Step 2: Convert to fraction form
    47,995.76/71,994.28 = 16,831.92/x
  3. Step 3: Cross multiply
    47,995.76x = 71,994.28 × 16,831.92
  4. Step 4: Simplify right side
    47,995.76x = 1,211,801,961.42
  5. Step 5: Solve for x
    x = 1,211,801,961.42/47,995.76
  6. Step 6: Final answer
    x = 25,248.10

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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.