Home / 161,184.85-222,425.32-89,562.42

Finding the Fourth Proportional to 161,184.85, 222,425.32 and 89,562.42

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Solution

The fourth proportional to 161,184.85, 222,425.32 and 89,562.42 is: 123,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,184.85 : 222,425.32 = 89,562.42 : x
  2. Step 2: Convert to fraction form
    161,184.85/222,425.32 = 89,562.42/x
  3. Step 3: Cross multiply
    161,184.85x = 222,425.32 × 89,562.42
  4. Step 4: Simplify right side
    161,184.85x = 19,920,949,928.47
  5. Step 5: Solve for x
    x = 19,920,949,928.47/161,184.85
  6. Step 6: Final answer
    x = 123,590.71

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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.