Home / 83,919.01-125,848.53-27,748.75

Finding the Fourth Proportional to 83,919.01, 125,848.53 and 27,748.75

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Solution

The fourth proportional to 83,919.01, 125,848.53 and 27,748.75 is: 41,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,919.01 : 125,848.53 = 27,748.75 : x
  2. Step 2: Convert to fraction form
    83,919.01/125,848.53 = 27,748.75/x
  3. Step 3: Cross multiply
    83,919.01x = 125,848.53 × 27,748.75
  4. Step 4: Simplify right side
    83,919.01x = 3,492,139,396.84
  5. Step 5: Solve for x
    x = 3,492,139,396.84/83,919.01
  6. Step 6: Final answer
    x = 41,613.21

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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.