Home / 95,455.95-131,729.19-53,018.43

Finding the Fourth Proportional to 95,455.95, 131,729.19 and 53,018.43

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Solution

The fourth proportional to 95,455.95, 131,729.19 and 53,018.43 is: 73,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,455.95 : 131,729.19 = 53,018.43 : x
  2. Step 2: Convert to fraction form
    95,455.95/131,729.19 = 53,018.43/x
  3. Step 3: Cross multiply
    95,455.95x = 131,729.19 × 53,018.43
  4. Step 4: Simplify right side
    95,455.95x = 6,984,074,838.97
  5. Step 5: Solve for x
    x = 6,984,074,838.97/95,455.95
  6. Step 6: Final answer
    x = 73,165.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.