Home / 231,314.20-346,971.30-178,826.20

Finding the Fourth Proportional to 231,314.20, 346,971.30 and 178,826.20

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Solution

The fourth proportional to 231,314.20, 346,971.30 and 178,826.20 is: 268,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,314.20 : 346,971.30 = 178,826.20 : x
  2. Step 2: Convert to fraction form
    231,314.20/346,971.30 = 178,826.20/x
  3. Step 3: Cross multiply
    231,314.20x = 346,971.30 × 178,826.20
  4. Step 4: Simplify right side
    231,314.20x = 62,047,559,088.06
  5. Step 5: Solve for x
    x = 62,047,559,088.06/231,314.20
  6. Step 6: Final answer
    x = 268,239.30

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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.