Home / 86,824.38-130,246.96-30,652.94

Finding the Fourth Proportional to 86,824.38, 130,246.96 and 30,652.94

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Solution

The fourth proportional to 86,824.38, 130,246.96 and 30,652.94 is: 45,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,824.38 : 130,246.96 = 30,652.94 : x
  2. Step 2: Convert to fraction form
    86,824.38/130,246.96 = 30,652.94/x
  3. Step 3: Cross multiply
    86,824.38x = 130,246.96 × 30,652.94
  4. Step 4: Simplify right side
    86,824.38x = 3,992,452,250.06
  5. Step 5: Solve for x
    x = 3,992,452,250.06/86,824.38
  6. Step 6: Final answer
    x = 45,983.08

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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.