Home / 232,431.30-348,744.15-74,708.10

Finding the Fourth Proportional to 232,431.30, 348,744.15 and 74,708.10

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Solution

The fourth proportional to 232,431.30, 348,744.15 and 74,708.10 is: 112,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,431.30 : 348,744.15 = 74,708.10 : x
  2. Step 2: Convert to fraction form
    232,431.30/348,744.15 = 74,708.10/x
  3. Step 3: Cross multiply
    232,431.30x = 348,744.15 × 74,708.10
  4. Step 4: Simplify right side
    232,431.30x = 26,054,012,832.62
  5. Step 5: Solve for x
    x = 26,054,012,832.62/232,431.30
  6. Step 6: Final answer
    x = 112,093.39

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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.