Home / 156,550.91-216,033.62-88,569.04

Finding the Fourth Proportional to 156,550.91, 216,033.62 and 88,569.04

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Solution

The fourth proportional to 156,550.91, 216,033.62 and 88,569.04 is: 122,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,550.91 : 216,033.62 = 88,569.04 : x
  2. Step 2: Convert to fraction form
    156,550.91/216,033.62 = 88,569.04/x
  3. Step 3: Cross multiply
    156,550.91x = 216,033.62 × 88,569.04
  4. Step 4: Simplify right side
    156,550.91x = 19,133,890,331.12
  5. Step 5: Solve for x
    x = 19,133,890,331.12/156,550.91
  6. Step 6: Final answer
    x = 122,221.52

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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.