Home / 209,839.60-314,753.73-52,066.18

Finding the Fourth Proportional to 209,839.60, 314,753.73 and 52,066.18

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Solution

The fourth proportional to 209,839.60, 314,753.73 and 52,066.18 is: 78,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,839.60 : 314,753.73 = 52,066.18 : x
  2. Step 2: Convert to fraction form
    209,839.60/314,753.73 = 52,066.18/x
  3. Step 3: Cross multiply
    209,839.60x = 314,753.73 × 52,066.18
  4. Step 4: Simplify right side
    209,839.60x = 16,388,024,361.85
  5. Step 5: Solve for x
    x = 16,388,024,361.85/209,839.60
  6. Step 6: Final answer
    x = 78,097.86

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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.