Home / 104,548.04-156,821.82-45,376.04

Finding the Fourth Proportional to 104,548.04, 156,821.82 and 45,376.04

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Solution

The fourth proportional to 104,548.04, 156,821.82 and 45,376.04 is: 68,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,548.04 : 156,821.82 = 45,376.04 : x
  2. Step 2: Convert to fraction form
    104,548.04/156,821.82 = 45,376.04/x
  3. Step 3: Cross multiply
    104,548.04x = 156,821.82 × 45,376.04
  4. Step 4: Simplify right side
    104,548.04x = 7,115,953,177.19
  5. Step 5: Solve for x
    x = 7,115,953,177.19/104,548.04
  6. Step 6: Final answer
    x = 68,063.96

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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.