Home / 161,516.16-242,257.23-43,199.46

Finding the Fourth Proportional to 161,516.16, 242,257.23 and 43,199.46

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Solution

The fourth proportional to 161,516.16, 242,257.23 and 43,199.46 is: 64,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,516.16 : 242,257.23 = 43,199.46 : x
  2. Step 2: Convert to fraction form
    161,516.16/242,257.23 = 43,199.46/x
  3. Step 3: Cross multiply
    161,516.16x = 242,257.23 × 43,199.46
  4. Step 4: Simplify right side
    161,516.16x = 10,465,381,517.10
  5. Step 5: Solve for x
    x = 10,465,381,517.10/161,516.16
  6. Step 6: Final answer
    x = 64,794.64

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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.