Home / 160,887.35-222,021.15-89,265.83

Finding the Fourth Proportional to 160,887.35, 222,021.15 and 89,265.83

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Solution

The fourth proportional to 160,887.35, 222,021.15 and 89,265.83 is: 123,184.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,887.35 : 222,021.15 = 89,265.83 : x
  2. Step 2: Convert to fraction form
    160,887.35/222,021.15 = 89,265.83/x
  3. Step 3: Cross multiply
    160,887.35x = 222,021.15 × 89,265.83
  4. Step 4: Simplify right side
    160,887.35x = 19,818,901,122.20
  5. Step 5: Solve for x
    x = 19,818,901,122.20/160,887.35
  6. Step 6: Final answer
    x = 123,184.96

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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.