Home / 232,069.15-320,231.37-136,570.15

Finding the Fourth Proportional to 232,069.15, 320,231.37 and 136,570.15

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Solution

The fourth proportional to 232,069.15, 320,231.37 and 136,570.15 is: 188,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,069.15 : 320,231.37 = 136,570.15 : x
  2. Step 2: Convert to fraction form
    232,069.15/320,231.37 = 136,570.15/x
  3. Step 3: Cross multiply
    232,069.15x = 320,231.37 × 136,570.15
  4. Step 4: Simplify right side
    232,069.15x = 43,734,046,235.61
  5. Step 5: Solve for x
    x = 43,734,046,235.61/232,069.15
  6. Step 6: Final answer
    x = 188,452.65

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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.