Home / 167,429.40-251,144.10-97,387.80

Finding the Fourth Proportional to 167,429.40, 251,144.10 and 97,387.80

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Solution

The fourth proportional to 167,429.40, 251,144.10 and 97,387.80 is: 146,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,429.40 : 251,144.10 = 97,387.80 : x
  2. Step 2: Convert to fraction form
    167,429.40/251,144.10 = 97,387.80/x
  3. Step 3: Cross multiply
    167,429.40x = 251,144.10 × 97,387.80
  4. Step 4: Simplify right side
    167,429.40x = 24,458,371,381.98
  5. Step 5: Solve for x
    x = 24,458,371,381.98/167,429.40
  6. Step 6: Final answer
    x = 146,081.70

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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.