Home / 104,546.18-156,769.86-40,534.28

Finding the Fourth Proportional to 104,546.18, 156,769.86 and 40,534.28

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Solution

The fourth proportional to 104,546.18, 156,769.86 and 40,534.28 is: 60,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,546.18 : 156,769.86 = 40,534.28 : x
  2. Step 2: Convert to fraction form
    104,546.18/156,769.86 = 40,534.28/x
  3. Step 3: Cross multiply
    104,546.18x = 156,769.86 × 40,534.28
  4. Step 4: Simplify right side
    104,546.18x = 6,354,553,400.80
  5. Step 5: Solve for x
    x = 6,354,553,400.80/104,546.18
  6. Step 6: Final answer
    x = 60,782.26

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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.