Home / 160,396.73-221,402.78-92,440.83

Finding the Fourth Proportional to 160,396.73, 221,402.78 and 92,440.83

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Solution

The fourth proportional to 160,396.73, 221,402.78 and 92,440.83 is: 127,600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,396.73 : 221,402.78 = 92,440.83 : x
  2. Step 2: Convert to fraction form
    160,396.73/221,402.78 = 92,440.83/x
  3. Step 3: Cross multiply
    160,396.73x = 221,402.78 × 92,440.83
  4. Step 4: Simplify right side
    160,396.73x = 20,466,656,978.61
  5. Step 5: Solve for x
    x = 20,466,656,978.61/160,396.73
  6. Step 6: Final answer
    x = 127,600.22

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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.