Home / 104,261.90-156,271.86-47,983.85

Finding the Fourth Proportional to 104,261.90, 156,271.86 and 47,983.85

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Solution

The fourth proportional to 104,261.90, 156,271.86 and 47,983.85 is: 71,920.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,261.90 : 156,271.86 = 47,983.85 : x
  2. Step 2: Convert to fraction form
    104,261.90/156,271.86 = 47,983.85/x
  3. Step 3: Cross multiply
    104,261.90x = 156,271.86 × 47,983.85
  4. Step 4: Simplify right side
    104,261.90x = 7,498,524,708.10
  5. Step 5: Solve for x
    x = 7,498,524,708.10/104,261.90
  6. Step 6: Final answer
    x = 71,920.08

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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.