Home / 160,600.60-221,630.61-88,981.75

Finding the Fourth Proportional to 160,600.60, 221,630.61 and 88,981.75

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Solution

The fourth proportional to 160,600.60, 221,630.61 and 88,981.75 is: 122,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,600.60 : 221,630.61 = 88,981.75 : x
  2. Step 2: Convert to fraction form
    160,600.60/221,630.61 = 88,981.75/x
  3. Step 3: Cross multiply
    160,600.60x = 221,630.61 × 88,981.75
  4. Step 4: Simplify right side
    160,600.60x = 19,721,079,531.37
  5. Step 5: Solve for x
    x = 19,721,079,531.37/160,600.60
  6. Step 6: Final answer
    x = 122,795.80

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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.