Home / 178,523.09-267,580.51-73,211.75

Finding the Fourth Proportional to 178,523.09, 267,580.51 and 73,211.75

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Solution

The fourth proportional to 178,523.09, 267,580.51 and 73,211.75 is: 109,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,523.09 : 267,580.51 = 73,211.75 : x
  2. Step 2: Convert to fraction form
    178,523.09/267,580.51 = 73,211.75/x
  3. Step 3: Cross multiply
    178,523.09x = 267,580.51 × 73,211.75
  4. Step 4: Simplify right side
    178,523.09x = 19,590,037,402.99
  5. Step 5: Solve for x
    x = 19,590,037,402.99/178,523.09
  6. Step 6: Final answer
    x = 109,733.91

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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.