Home / 232,387.96-320,669.04-130,400.08

Finding the Fourth Proportional to 232,387.96, 320,669.04 and 130,400.08

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Solution

The fourth proportional to 232,387.96, 320,669.04 and 130,400.08 is: 179,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,387.96 : 320,669.04 = 130,400.08 : x
  2. Step 2: Convert to fraction form
    232,387.96/320,669.04 = 130,400.08/x
  3. Step 3: Cross multiply
    232,387.96x = 320,669.04 × 130,400.08
  4. Step 4: Simplify right side
    232,387.96x = 41,815,268,469.52
  5. Step 5: Solve for x
    x = 41,815,268,469.52/232,387.96
  6. Step 6: Final answer
    x = 179,937.33

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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.