Home / 131,952.83-182,119.28-75,364.20

Finding the Fourth Proportional to 131,952.83, 182,119.28 and 75,364.20

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Solution

The fourth proportional to 131,952.83, 182,119.28 and 75,364.20 is: 104,016.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,952.83 : 182,119.28 = 75,364.20 : x
  2. Step 2: Convert to fraction form
    131,952.83/182,119.28 = 75,364.20/x
  3. Step 3: Cross multiply
    131,952.83x = 182,119.28 × 75,364.20
  4. Step 4: Simplify right side
    131,952.83x = 13,725,273,464.96
  5. Step 5: Solve for x
    x = 13,725,273,464.96/131,952.83
  6. Step 6: Final answer
    x = 104,016.52

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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.