Home / 48,831.60-73,253.18-15,540

Finding the Fourth Proportional to 48,831.60, 73,253.18 and 15,540

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Solution

The fourth proportional to 48,831.60, 73,253.18 and 15,540 is: 23,311.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,831.60 : 73,253.18 = 15,540 : x
  2. Step 2: Convert to fraction form
    48,831.60/73,253.18 = 15,540/x
  3. Step 3: Cross multiply
    48,831.60x = 73,253.18 × 15,540
  4. Step 4: Simplify right side
    48,831.60x = 1,138,354,417.20
  5. Step 5: Solve for x
    x = 1,138,354,417.20/48,831.60
  6. Step 6: Final answer
    x = 23,311.84

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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.