Home / 161,368.13-222,684.09-93,375.69

Finding the Fourth Proportional to 161,368.13, 222,684.09 and 93,375.69

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Solution

The fourth proportional to 161,368.13, 222,684.09 and 93,375.69 is: 128,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,368.13 : 222,684.09 = 93,375.69 : x
  2. Step 2: Convert to fraction form
    161,368.13/222,684.09 = 93,375.69/x
  3. Step 3: Cross multiply
    161,368.13x = 222,684.09 × 93,375.69
  4. Step 4: Simplify right side
    161,368.13x = 20,793,279,370.55
  5. Step 5: Solve for x
    x = 20,793,279,370.55/161,368.13
  6. Step 6: Final answer
    x = 128,856.17

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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.