Home / 178,851.24-268,318.32-52,486.36

Finding the Fourth Proportional to 178,851.24, 268,318.32 and 52,486.36

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Solution

The fourth proportional to 178,851.24, 268,318.32 and 52,486.36 is: 78,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,851.24 : 268,318.32 = 52,486.36 : x
  2. Step 2: Convert to fraction form
    178,851.24/268,318.32 = 52,486.36/x
  3. Step 3: Cross multiply
    178,851.24x = 268,318.32 × 52,486.36
  4. Step 4: Simplify right side
    178,851.24x = 14,083,051,938.12
  5. Step 5: Solve for x
    x = 14,083,051,938.12/178,851.24
  6. Step 6: Final answer
    x = 78,741.71

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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.