Home / 232,626.48-320,999.04-130,631.28

Finding the Fourth Proportional to 232,626.48, 320,999.04 and 130,631.28

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Solution

The fourth proportional to 232,626.48, 320,999.04 and 130,631.28 is: 180,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,626.48 : 320,999.04 = 130,631.28 : x
  2. Step 2: Convert to fraction form
    232,626.48/320,999.04 = 130,631.28/x
  3. Step 3: Cross multiply
    232,626.48x = 320,999.04 × 130,631.28
  4. Step 4: Simplify right side
    232,626.48x = 41,932,515,473.97
  5. Step 5: Solve for x
    x = 41,932,515,473.97/232,626.48
  6. Step 6: Final answer
    x = 180,256.85

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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.