Home / 167,655.78-231,345.59-96,031.53

Finding the Fourth Proportional to 167,655.78, 231,345.59 and 96,031.53

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Solution

The fourth proportional to 167,655.78, 231,345.59 and 96,031.53 is: 132,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,655.78 : 231,345.59 = 96,031.53 : x
  2. Step 2: Convert to fraction form
    167,655.78/231,345.59 = 96,031.53/x
  3. Step 3: Cross multiply
    167,655.78x = 231,345.59 × 96,031.53
  4. Step 4: Simplify right side
    167,655.78x = 22,216,470,486.30
  5. Step 5: Solve for x
    x = 22,216,470,486.30/167,655.78
  6. Step 6: Final answer
    x = 132,512.40

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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.