Home / 269,685.14-404,593.54-89,770.21

Finding the Fourth Proportional to 269,685.14, 404,593.54 and 89,770.21

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Solution

The fourth proportional to 269,685.14, 404,593.54 and 89,770.21 is: 134,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,685.14 : 404,593.54 = 89,770.21 : x
  2. Step 2: Convert to fraction form
    269,685.14/404,593.54 = 89,770.21/x
  3. Step 3: Cross multiply
    269,685.14x = 404,593.54 × 89,770.21
  4. Step 4: Simplify right side
    269,685.14x = 36,320,445,814.53
  5. Step 5: Solve for x
    x = 36,320,445,814.53/269,685.14
  6. Step 6: Final answer
    x = 134,677.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.