Home / 51,253.12-76,826.88-37,178.08

Finding the Fourth Proportional to 51,253.12, 76,826.88 and 37,178.08

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Solution

The fourth proportional to 51,253.12, 76,826.88 and 37,178.08 is: 55,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.12 : 76,826.88 = 37,178.08 : x
  2. Step 2: Convert to fraction form
    51,253.12/76,826.88 = 37,178.08/x
  3. Step 3: Cross multiply
    51,253.12x = 76,826.88 × 37,178.08
  4. Step 4: Simplify right side
    51,253.12x = 2,856,275,890.79
  5. Step 5: Solve for x
    x = 2,856,275,890.79/51,253.12
  6. Step 6: Final answer
    x = 55,728.82

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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.