Home / 104,580.12-156,868.82-25,695.03

Finding the Fourth Proportional to 104,580.12, 156,868.82 and 25,695.03

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Solution

The fourth proportional to 104,580.12, 156,868.82 and 25,695.03 is: 38,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,580.12 : 156,868.82 = 25,695.03 : x
  2. Step 2: Convert to fraction form
    104,580.12/156,868.82 = 25,695.03/x
  3. Step 3: Cross multiply
    104,580.12x = 156,868.82 × 25,695.03
  4. Step 4: Simplify right side
    104,580.12x = 4,030,748,907.49
  5. Step 5: Solve for x
    x = 4,030,748,907.49/104,580.12
  6. Step 6: Final answer
    x = 38,542.21

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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.