Home / 231,086.60-346,642.20-73,327.40

Finding the Fourth Proportional to 231,086.60, 346,642.20 and 73,327.40

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Solution

The fourth proportional to 231,086.60, 346,642.20 and 73,327.40 is: 109,995.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,086.60 : 346,642.20 = 73,327.40 : x
  2. Step 2: Convert to fraction form
    231,086.60/346,642.20 = 73,327.40/x
  3. Step 3: Cross multiply
    231,086.60x = 346,642.20 × 73,327.40
  4. Step 4: Simplify right side
    231,086.60x = 25,418,371,256.28
  5. Step 5: Solve for x
    x = 25,418,371,256.28/231,086.60
  6. Step 6: Final answer
    x = 109,995.00

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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.