Home / 104,401.32-156,550.95-72,826.52

Finding the Fourth Proportional to 104,401.32, 156,550.95 and 72,826.52

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Solution

The fourth proportional to 104,401.32, 156,550.95 and 72,826.52 is: 109,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,401.32 : 156,550.95 = 72,826.52 : x
  2. Step 2: Convert to fraction form
    104,401.32/156,550.95 = 72,826.52/x
  3. Step 3: Cross multiply
    104,401.32x = 156,550.95 × 72,826.52
  4. Step 4: Simplify right side
    104,401.32x = 11,401,060,108.44
  5. Step 5: Solve for x
    x = 11,401,060,108.44/104,401.32
  6. Step 6: Final answer
    x = 109,204.18

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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.