Home / 160,524.16-221,492-88,900.80

Finding the Fourth Proportional to 160,524.16, 221,492 and 88,900.80

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Solution

The fourth proportional to 160,524.16, 221,492 and 88,900.80 is: 122,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,524.16 : 221,492 = 88,900.80 : x
  2. Step 2: Convert to fraction form
    160,524.16/221,492 = 88,900.80/x
  3. Step 3: Cross multiply
    160,524.16x = 221,492 × 88,900.80
  4. Step 4: Simplify right side
    160,524.16x = 19,690,815,993.60
  5. Step 5: Solve for x
    x = 19,690,815,993.60/160,524.16
  6. Step 6: Final answer
    x = 122,665.75

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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.