Home / 34,204.80-51,306.64-10,831.20

Finding the Fourth Proportional to 34,204.80, 51,306.64 and 10,831.20

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Solution

The fourth proportional to 34,204.80, 51,306.64 and 10,831.20 is: 16,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.80 : 51,306.64 = 10,831.20 : x
  2. Step 2: Convert to fraction form
    34,204.80/51,306.64 = 10,831.20/x
  3. Step 3: Cross multiply
    34,204.80x = 51,306.64 × 10,831.20
  4. Step 4: Simplify right side
    34,204.80x = 555,712,479.17
  5. Step 5: Solve for x
    x = 555,712,479.17/34,204.80
  6. Step 6: Final answer
    x = 16,246.62

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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.