Home / 150,169.26-207,213.08-89,727.13

Finding the Fourth Proportional to 150,169.26, 207,213.08 and 89,727.13

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Solution

The fourth proportional to 150,169.26, 207,213.08 and 89,727.13 is: 123,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,169.26 : 207,213.08 = 89,727.13 : x
  2. Step 2: Convert to fraction form
    150,169.26/207,213.08 = 89,727.13/x
  3. Step 3: Cross multiply
    150,169.26x = 207,213.08 × 89,727.13
  4. Step 4: Simplify right side
    150,169.26x = 18,592,634,966.86
  5. Step 5: Solve for x
    x = 18,592,634,966.86/150,169.26
  6. Step 6: Final answer
    x = 123,811.19

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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.