Home / 194,428.48-268,346.10-113,851.30

Finding the Fourth Proportional to 194,428.48, 268,346.10 and 113,851.30

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Solution

The fourth proportional to 194,428.48, 268,346.10 and 113,851.30 is: 157,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,428.48 : 268,346.10 = 113,851.30 : x
  2. Step 2: Convert to fraction form
    194,428.48/268,346.10 = 113,851.30/x
  3. Step 3: Cross multiply
    194,428.48x = 268,346.10 × 113,851.30
  4. Step 4: Simplify right side
    194,428.48x = 30,551,552,334.93
  5. Step 5: Solve for x
    x = 30,551,552,334.93/194,428.48
  6. Step 6: Final answer
    x = 157,135.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.