Home / 161,543.82-222,951.40-92,660.16

Finding the Fourth Proportional to 161,543.82, 222,951.40 and 92,660.16

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Solution

The fourth proportional to 161,543.82, 222,951.40 and 92,660.16 is: 127,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,543.82 : 222,951.40 = 92,660.16 : x
  2. Step 2: Convert to fraction form
    161,543.82/222,951.40 = 92,660.16/x
  3. Step 3: Cross multiply
    161,543.82x = 222,951.40 × 92,660.16
  4. Step 4: Simplify right side
    161,543.82x = 20,658,712,396.22
  5. Step 5: Solve for x
    x = 20,658,712,396.22/161,543.82
  6. Step 6: Final answer
    x = 127,883.03

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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.