Home / 161,186.42-222,427.04-89,562.26

Finding the Fourth Proportional to 161,186.42, 222,427.04 and 89,562.26

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Solution

The fourth proportional to 161,186.42, 222,427.04 and 89,562.26 is: 123,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,186.42 : 222,427.04 = 89,562.26 : x
  2. Step 2: Convert to fraction form
    161,186.42/222,427.04 = 89,562.26/x
  3. Step 3: Cross multiply
    161,186.42x = 222,427.04 × 89,562.26
  4. Step 4: Simplify right side
    161,186.42x = 19,921,068,387.51
  5. Step 5: Solve for x
    x = 19,921,068,387.51/161,186.42
  6. Step 6: Final answer
    x = 123,590.24

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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.