Home / 51,246.40-76,869.60-34,625.20

Finding the Fourth Proportional to 51,246.40, 76,869.60 and 34,625.20

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Solution

The fourth proportional to 51,246.40, 76,869.60 and 34,625.20 is: 51,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,246.40 : 76,869.60 = 34,625.20 : x
  2. Step 2: Convert to fraction form
    51,246.40/76,869.60 = 34,625.20/x
  3. Step 3: Cross multiply
    51,246.40x = 76,869.60 × 34,625.20
  4. Step 4: Simplify right side
    51,246.40x = 2,661,625,273.92
  5. Step 5: Solve for x
    x = 2,661,625,273.92/51,246.40
  6. Step 6: Final answer
    x = 51,937.80

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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.