Home / 104,564.06-156,757.90-45,355.14

Finding the Fourth Proportional to 104,564.06, 156,757.90 and 45,355.14

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Solution

The fourth proportional to 104,564.06, 156,757.90 and 45,355.14 is: 67,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.06 : 156,757.90 = 45,355.14 : x
  2. Step 2: Convert to fraction form
    104,564.06/156,757.90 = 45,355.14/x
  3. Step 3: Cross multiply
    104,564.06x = 156,757.90 × 45,355.14
  4. Step 4: Simplify right side
    104,564.06x = 7,109,776,500.61
  5. Step 5: Solve for x
    x = 7,109,776,500.61/104,564.06
  6. Step 6: Final answer
    x = 67,994.46

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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.