Home / 232,214.78-320,460.06-130,262.90

Finding the Fourth Proportional to 232,214.78, 320,460.06 and 130,262.90

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Solution

The fourth proportional to 232,214.78, 320,460.06 and 130,262.90 is: 179,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,214.78 : 320,460.06 = 130,262.90 : x
  2. Step 2: Convert to fraction form
    232,214.78/320,460.06 = 130,262.90/x
  3. Step 3: Cross multiply
    232,214.78x = 320,460.06 × 130,262.90
  4. Step 4: Simplify right side
    232,214.78x = 41,744,056,749.77
  5. Step 5: Solve for x
    x = 41,744,056,749.77/232,214.78
  6. Step 6: Final answer
    x = 179,764.86

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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.