Home / 92,079.84-138,119.16-23,691.33

Finding the Fourth Proportional to 92,079.84, 138,119.16 and 23,691.33

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Solution

The fourth proportional to 92,079.84, 138,119.16 and 23,691.33 is: 35,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,079.84 : 138,119.16 = 23,691.33 : x
  2. Step 2: Convert to fraction form
    92,079.84/138,119.16 = 23,691.33/x
  3. Step 3: Cross multiply
    92,079.84x = 138,119.16 × 23,691.33
  4. Step 4: Simplify right side
    92,079.84x = 3,272,226,598.88
  5. Step 5: Solve for x
    x = 3,272,226,598.88/92,079.84
  6. Step 6: Final answer
    x = 35,536.84

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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.