Home / 232,256.78-348,301.51-80,412.64

Finding the Fourth Proportional to 232,256.78, 348,301.51 and 80,412.64

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Solution

The fourth proportional to 232,256.78, 348,301.51 and 80,412.64 is: 120,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,256.78 : 348,301.51 = 80,412.64 : x
  2. Step 2: Convert to fraction form
    232,256.78/348,301.51 = 80,412.64/x
  3. Step 3: Cross multiply
    232,256.78x = 348,301.51 × 80,412.64
  4. Step 4: Simplify right side
    232,256.78x = 28,007,842,599.66
  5. Step 5: Solve for x
    x = 28,007,842,599.66/232,256.78
  6. Step 6: Final answer
    x = 120,589.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.