Home / 63,610.20-95,415.30-53,768.70

Finding the Fourth Proportional to 63,610.20, 95,415.30 and 53,768.70

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Solution

The fourth proportional to 63,610.20, 95,415.30 and 53,768.70 is: 80,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,610.20 : 95,415.30 = 53,768.70 : x
  2. Step 2: Convert to fraction form
    63,610.20/95,415.30 = 53,768.70/x
  3. Step 3: Cross multiply
    63,610.20x = 95,415.30 × 53,768.70
  4. Step 4: Simplify right side
    63,610.20x = 5,130,356,641.11
  5. Step 5: Solve for x
    x = 5,130,356,641.11/63,610.20
  6. Step 6: Final answer
    x = 80,653.05

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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.