Home / 161,700.42-242,456.46-61,867.50

Finding the Fourth Proportional to 161,700.42, 242,456.46 and 61,867.50

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Solution

The fourth proportional to 161,700.42, 242,456.46 and 61,867.50 is: 92,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,700.42 : 242,456.46 = 61,867.50 : x
  2. Step 2: Convert to fraction form
    161,700.42/242,456.46 = 61,867.50/x
  3. Step 3: Cross multiply
    161,700.42x = 242,456.46 × 61,867.50
  4. Step 4: Simplify right side
    161,700.42x = 15,000,175,039.05
  5. Step 5: Solve for x
    x = 15,000,175,039.05/161,700.42
  6. Step 6: Final answer
    x = 92,765.22

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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.