Home / 86,240.28-119,028.01-48,514.53

Finding the Fourth Proportional to 86,240.28, 119,028.01 and 48,514.53

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Solution

The fourth proportional to 86,240.28, 119,028.01 and 48,514.53 is: 66,959.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,240.28 : 119,028.01 = 48,514.53 : x
  2. Step 2: Convert to fraction form
    86,240.28/119,028.01 = 48,514.53/x
  3. Step 3: Cross multiply
    86,240.28x = 119,028.01 × 48,514.53
  4. Step 4: Simplify right side
    86,240.28x = 5,774,587,961.99
  5. Step 5: Solve for x
    x = 5,774,587,961.99/86,240.28
  6. Step 6: Final answer
    x = 66,959.29

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1.5x scale

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.