Home / 156,327.84-234,492.48-49,723.20

Finding the Fourth Proportional to 156,327.84, 234,492.48 and 49,723.20

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Solution

The fourth proportional to 156,327.84, 234,492.48 and 49,723.20 is: 74,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,327.84 : 234,492.48 = 49,723.20 : x
  2. Step 2: Convert to fraction form
    156,327.84/234,492.48 = 49,723.20/x
  3. Step 3: Cross multiply
    156,327.84x = 234,492.48 × 49,723.20
  4. Step 4: Simplify right side
    156,327.84x = 11,659,716,481.54
  5. Step 5: Solve for x
    x = 11,659,716,481.54/156,327.84
  6. Step 6: Final answer
    x = 74,585.03

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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.