Home / 136,167.59-187,865.13-97,372.64

Finding the Fourth Proportional to 136,167.59, 187,865.13 and 97,372.64

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Solution

The fourth proportional to 136,167.59, 187,865.13 and 97,372.64 is: 134,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,167.59 : 187,865.13 = 97,372.64 : x
  2. Step 2: Convert to fraction form
    136,167.59/187,865.13 = 97,372.64/x
  3. Step 3: Cross multiply
    136,167.59x = 187,865.13 × 97,372.64
  4. Step 4: Simplify right side
    136,167.59x = 18,292,922,732.72
  5. Step 5: Solve for x
    x = 18,292,922,732.72/136,167.59
  6. Step 6: Final answer
    x = 134,341.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.