Home / 104,118.72-156,240.28-95,648.88

Finding the Fourth Proportional to 104,118.72, 156,240.28 and 95,648.88

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Solution

The fourth proportional to 104,118.72, 156,240.28 and 95,648.88 is: 143,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,118.72 : 156,240.28 = 95,648.88 : x
  2. Step 2: Convert to fraction form
    104,118.72/156,240.28 = 95,648.88/x
  3. Step 3: Cross multiply
    104,118.72x = 156,240.28 × 95,648.88
  4. Step 4: Simplify right side
    104,118.72x = 14,944,207,792.89
  5. Step 5: Solve for x
    x = 14,944,207,792.89/104,118.72
  6. Step 6: Final answer
    x = 143,530.46

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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.