Home / 161,141.40-222,379.02-89,524.44

Finding the Fourth Proportional to 161,141.40, 222,379.02 and 89,524.44

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Solution

The fourth proportional to 161,141.40, 222,379.02 and 89,524.44 is: 123,545.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,141.40 : 222,379.02 = 89,524.44 : x
  2. Step 2: Convert to fraction form
    161,141.40/222,379.02 = 89,524.44/x
  3. Step 3: Cross multiply
    161,141.40x = 222,379.02 × 89,524.44
  4. Step 4: Simplify right side
    161,141.40x = 19,908,357,233.25
  5. Step 5: Solve for x
    x = 19,908,357,233.25/161,141.40
  6. Step 6: Final answer
    x = 123,545.89

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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.