Home / 172,550.18-238,082.65-108,851.06

Finding the Fourth Proportional to 172,550.18, 238,082.65 and 108,851.06

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Solution

The fourth proportional to 172,550.18, 238,082.65 and 108,851.06 is: 150,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,550.18 : 238,082.65 = 108,851.06 : x
  2. Step 2: Convert to fraction form
    172,550.18/238,082.65 = 108,851.06/x
  3. Step 3: Cross multiply
    172,550.18x = 238,082.65 × 108,851.06
  4. Step 4: Simplify right side
    172,550.18x = 25,915,549,143.19
  5. Step 5: Solve for x
    x = 25,915,549,143.19/172,550.18
  6. Step 6: Final answer
    x = 150,191.37

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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.