Home / 168,623.12-232,593.72-108,130.16

Finding the Fourth Proportional to 168,623.12, 232,593.72 and 108,130.16

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Solution

The fourth proportional to 168,623.12, 232,593.72 and 108,130.16 is: 149,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,623.12 : 232,593.72 = 108,130.16 : x
  2. Step 2: Convert to fraction form
    168,623.12/232,593.72 = 108,130.16/x
  3. Step 3: Cross multiply
    168,623.12x = 232,593.72 × 108,130.16
  4. Step 4: Simplify right side
    168,623.12x = 25,150,396,158.60
  5. Step 5: Solve for x
    x = 25,150,396,158.60/168,623.12
  6. Step 6: Final answer
    x = 149,151.53

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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.