Home / 104,638.30-156,962.95-34,523.08

Finding the Fourth Proportional to 104,638.30, 156,962.95 and 34,523.08

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Solution

The fourth proportional to 104,638.30, 156,962.95 and 34,523.08 is: 51,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,638.30 : 156,962.95 = 34,523.08 : x
  2. Step 2: Convert to fraction form
    104,638.30/156,962.95 = 34,523.08/x
  3. Step 3: Cross multiply
    104,638.30x = 156,962.95 × 34,523.08
  4. Step 4: Simplify right side
    104,638.30x = 5,418,844,001.17
  5. Step 5: Solve for x
    x = 5,418,844,001.17/104,638.30
  6. Step 6: Final answer
    x = 51,786.43

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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.