Home / 232,193.61-320,441.19-130,225.11

Finding the Fourth Proportional to 232,193.61, 320,441.19 and 130,225.11

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Solution

The fourth proportional to 232,193.61, 320,441.19 and 130,225.11 is: 179,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,193.61 : 320,441.19 = 130,225.11 : x
  2. Step 2: Convert to fraction form
    232,193.61/320,441.19 = 130,225.11/x
  3. Step 3: Cross multiply
    232,193.61x = 320,441.19 × 130,225.11
  4. Step 4: Simplify right side
    232,193.61x = 41,729,489,216.28
  5. Step 5: Solve for x
    x = 41,729,489,216.28/232,193.61
  6. Step 6: Final answer
    x = 179,718.51

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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.