Home / 232,305.04-320,678.82-156,955.60

Finding the Fourth Proportional to 232,305.04, 320,678.82 and 156,955.60

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Solution

The fourth proportional to 232,305.04, 320,678.82 and 156,955.60 is: 216,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,305.04 : 320,678.82 = 156,955.60 : x
  2. Step 2: Convert to fraction form
    232,305.04/320,678.82 = 156,955.60/x
  3. Step 3: Cross multiply
    232,305.04x = 320,678.82 × 156,955.60
  4. Step 4: Simplify right side
    232,305.04x = 50,332,336,600.39
  5. Step 5: Solve for x
    x = 50,332,336,600.39/232,305.04
  6. Step 6: Final answer
    x = 216,664.85

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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.