Home / 104,534.50-156,778.10-48,343.84

Finding the Fourth Proportional to 104,534.50, 156,778.10 and 48,343.84

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Solution

The fourth proportional to 104,534.50, 156,778.10 and 48,343.84 is: 72,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,534.50 : 156,778.10 = 48,343.84 : x
  2. Step 2: Convert to fraction form
    104,534.50/156,778.10 = 48,343.84/x
  3. Step 3: Cross multiply
    104,534.50x = 156,778.10 × 48,343.84
  4. Step 4: Simplify right side
    104,534.50x = 7,579,255,381.90
  5. Step 5: Solve for x
    x = 7,579,255,381.90/104,534.50
  6. Step 6: Final answer
    x = 72,504.82

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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.