Home / 231,013.52-346,532.56-73,254.40

Finding the Fourth Proportional to 231,013.52, 346,532.56 and 73,254.40

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Solution

The fourth proportional to 231,013.52, 346,532.56 and 73,254.40 is: 109,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,013.52 : 346,532.56 = 73,254.40 : x
  2. Step 2: Convert to fraction form
    231,013.52/346,532.56 = 73,254.40/x
  3. Step 3: Cross multiply
    231,013.52x = 346,532.56 × 73,254.40
  4. Step 4: Simplify right side
    231,013.52x = 25,385,034,763.26
  5. Step 5: Solve for x
    x = 25,385,034,763.26/231,013.52
  6. Step 6: Final answer
    x = 109,885.49

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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.