Home / 178,969.15-268,447.51-45,850.74

Finding the Fourth Proportional to 178,969.15, 268,447.51 and 45,850.74

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Solution

The fourth proportional to 178,969.15, 268,447.51 and 45,850.74 is: 68,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,969.15 : 268,447.51 = 45,850.74 : x
  2. Step 2: Convert to fraction form
    178,969.15/268,447.51 = 45,850.74/x
  3. Step 3: Cross multiply
    178,969.15x = 268,447.51 × 45,850.74
  4. Step 4: Simplify right side
    178,969.15x = 12,308,516,984.66
  5. Step 5: Solve for x
    x = 12,308,516,984.66/178,969.15
  6. Step 6: Final answer
    x = 68,774.52

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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.