Home / 156,819.57-216,363.33-88,825.74

Finding the Fourth Proportional to 156,819.57, 216,363.33 and 88,825.74

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Solution

The fourth proportional to 156,819.57, 216,363.33 and 88,825.74 is: 122,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,819.57 : 216,363.33 = 88,825.74 : x
  2. Step 2: Convert to fraction form
    156,819.57/216,363.33 = 88,825.74/x
  3. Step 3: Cross multiply
    156,819.57x = 216,363.33 × 88,825.74
  4. Step 4: Simplify right side
    156,819.57x = 19,218,632,896.11
  5. Step 5: Solve for x
    x = 19,218,632,896.11/156,819.57
  6. Step 6: Final answer
    x = 122,552.52

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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.