Home / 86,479.02-119,340.90-48,753.27

Finding the Fourth Proportional to 86,479.02, 119,340.90 and 48,753.27

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Solution

The fourth proportional to 86,479.02, 119,340.90 and 48,753.27 is: 67,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,479.02 : 119,340.90 = 48,753.27 : x
  2. Step 2: Convert to fraction form
    86,479.02/119,340.90 = 48,753.27/x
  3. Step 3: Cross multiply
    86,479.02x = 119,340.90 × 48,753.27
  4. Step 4: Simplify right side
    86,479.02x = 5,818,259,119.74
  5. Step 5: Solve for x
    x = 5,818,259,119.74/86,479.02
  6. Step 6: Final answer
    x = 67,279.43

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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.