Home / 161,516.13-222,900.17-97,859.85

Finding the Fourth Proportional to 161,516.13, 222,900.17 and 97,859.85

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Solution

The fourth proportional to 161,516.13, 222,900.17 and 97,859.85 is: 135,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,516.13 : 222,900.17 = 97,859.85 : x
  2. Step 2: Convert to fraction form
    161,516.13/222,900.17 = 97,859.85/x
  3. Step 3: Cross multiply
    161,516.13x = 222,900.17 × 97,859.85
  4. Step 4: Simplify right side
    161,516.13x = 21,812,976,711.88
  5. Step 5: Solve for x
    x = 21,812,976,711.88/161,516.13
  6. Step 6: Final answer
    x = 135,051.38

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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.