Home / 178,733.93-268,100.75-45,614.18

Finding the Fourth Proportional to 178,733.93, 268,100.75 and 45,614.18

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Solution

The fourth proportional to 178,733.93, 268,100.75 and 45,614.18 is: 68,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,733.93 : 268,100.75 = 45,614.18 : x
  2. Step 2: Convert to fraction form
    178,733.93/268,100.75 = 45,614.18/x
  3. Step 3: Cross multiply
    178,733.93x = 268,100.75 × 45,614.18
  4. Step 4: Simplify right side
    178,733.93x = 12,229,196,310.82
  5. Step 5: Solve for x
    x = 12,229,196,310.82/178,733.93
  6. Step 6: Final answer
    x = 68,421.23

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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.