Home / 159,070.92-219,517.98-87,452.16

Finding the Fourth Proportional to 159,070.92, 219,517.98 and 87,452.16

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Solution

The fourth proportional to 159,070.92, 219,517.98 and 87,452.16 is: 120,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,070.92 : 219,517.98 = 87,452.16 : x
  2. Step 2: Convert to fraction form
    159,070.92/219,517.98 = 87,452.16/x
  3. Step 3: Cross multiply
    159,070.92x = 219,517.98 × 87,452.16
  4. Step 4: Simplify right side
    159,070.92x = 19,197,321,509.84
  5. Step 5: Solve for x
    x = 19,197,321,509.84/159,070.92
  6. Step 6: Final answer
    x = 120,684.04

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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.