Home / 178,733.76-268,100.43-45,614.04

Finding the Fourth Proportional to 178,733.76, 268,100.43 and 45,614.04

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Solution

The fourth proportional to 178,733.76, 268,100.43 and 45,614.04 is: 68,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,733.76 : 268,100.43 = 45,614.04 : x
  2. Step 2: Convert to fraction form
    178,733.76/268,100.43 = 45,614.04/x
  3. Step 3: Cross multiply
    178,733.76x = 268,100.43 × 45,614.04
  4. Step 4: Simplify right side
    178,733.76x = 12,229,142,818.19
  5. Step 5: Solve for x
    x = 12,229,142,818.19/178,733.76
  6. Step 6: Final answer
    x = 68,421.00

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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.