Home / 86,520.28-119,396.34-48,794.52

Finding the Fourth Proportional to 86,520.28, 119,396.34 and 48,794.52

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Solution

The fourth proportional to 86,520.28, 119,396.34 and 48,794.52 is: 67,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,520.28 : 119,396.34 = 48,794.52 : x
  2. Step 2: Convert to fraction form
    86,520.28/119,396.34 = 48,794.52/x
  3. Step 3: Cross multiply
    86,520.28x = 119,396.34 × 48,794.52
  4. Step 4: Simplify right side
    86,520.28x = 5,825,887,100.06
  5. Step 5: Solve for x
    x = 5,825,887,100.06/86,520.28
  6. Step 6: Final answer
    x = 67,335.51

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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.