Home / 156,694.08-216,267.04-89,625.92

Finding the Fourth Proportional to 156,694.08, 216,267.04 and 89,625.92

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Solution

The fourth proportional to 156,694.08, 216,267.04 and 89,625.92 is: 123,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,694.08 : 216,267.04 = 89,625.92 : x
  2. Step 2: Convert to fraction form
    156,694.08/216,267.04 = 89,625.92/x
  3. Step 3: Cross multiply
    156,694.08x = 216,267.04 × 89,625.92
  4. Step 4: Simplify right side
    156,694.08x = 19,383,132,425.68
  5. Step 5: Solve for x
    x = 19,383,132,425.68/156,694.08
  6. Step 6: Final answer
    x = 123,700.48

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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.