Home / 161,180.01-222,423.99-89,558.19

Finding the Fourth Proportional to 161,180.01, 222,423.99 and 89,558.19

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Solution

The fourth proportional to 161,180.01, 222,423.99 and 89,558.19 is: 123,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,180.01 : 222,423.99 = 89,558.19 : x
  2. Step 2: Convert to fraction form
    161,180.01/222,423.99 = 89,558.19/x
  3. Step 3: Cross multiply
    161,180.01x = 222,423.99 × 89,558.19
  4. Step 4: Simplify right side
    161,180.01x = 19,919,888,844.86
  5. Step 5: Solve for x
    x = 19,919,888,844.86/161,180.01
  6. Step 6: Final answer
    x = 123,587.84

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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.