Home / 86,449.20-119,300.41-48,211.16

Finding the Fourth Proportional to 86,449.20, 119,300.41 and 48,211.16

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Solution

The fourth proportional to 86,449.20, 119,300.41 and 48,211.16 is: 66,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,449.20 : 119,300.41 = 48,211.16 : x
  2. Step 2: Convert to fraction form
    86,449.20/119,300.41 = 48,211.16/x
  3. Step 3: Cross multiply
    86,449.20x = 119,300.41 × 48,211.16
  4. Step 4: Simplify right side
    86,449.20x = 5,751,611,154.58
  5. Step 5: Solve for x
    x = 5,751,611,154.58/86,449.20
  6. Step 6: Final answer
    x = 66,531.69

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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.