Home / 160,819.44-221,957.40-89,222.52

Finding the Fourth Proportional to 160,819.44, 221,957.40 and 89,222.52

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Solution

The fourth proportional to 160,819.44, 221,957.40 and 89,222.52 is: 123,141.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,819.44 : 221,957.40 = 89,222.52 : x
  2. Step 2: Convert to fraction form
    160,819.44/221,957.40 = 89,222.52/x
  3. Step 3: Cross multiply
    160,819.44x = 221,957.40 × 89,222.52
  4. Step 4: Simplify right side
    160,819.44x = 19,803,598,114.54
  5. Step 5: Solve for x
    x = 19,803,598,114.54/160,819.44
  6. Step 6: Final answer
    x = 123,141.82

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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.