Home / 131,743.44-197,642.51-52,863.81

Finding the Fourth Proportional to 131,743.44, 197,642.51 and 52,863.81

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Solution

The fourth proportional to 131,743.44, 197,642.51 and 52,863.81 is: 79,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,743.44 : 197,642.51 = 52,863.81 : x
  2. Step 2: Convert to fraction form
    131,743.44/197,642.51 = 52,863.81/x
  3. Step 3: Cross multiply
    131,743.44x = 197,642.51 × 52,863.81
  4. Step 4: Simplify right side
    131,743.44x = 10,448,136,808.25
  5. Step 5: Solve for x
    x = 10,448,136,808.25/131,743.44
  6. Step 6: Final answer
    x = 79,306.70

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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.