Home / 65,230.05-97,857.63-27,789.42

Finding the Fourth Proportional to 65,230.05, 97,857.63 and 27,789.42

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Solution

The fourth proportional to 65,230.05, 97,857.63 and 27,789.42 is: 41,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,230.05 : 97,857.63 = 27,789.42 : x
  2. Step 2: Convert to fraction form
    65,230.05/97,857.63 = 27,789.42/x
  3. Step 3: Cross multiply
    65,230.05x = 97,857.63 × 27,789.42
  4. Step 4: Simplify right side
    65,230.05x = 2,719,406,780.27
  5. Step 5: Solve for x
    x = 2,719,406,780.27/65,230.05
  6. Step 6: Final answer
    x = 41,689.48

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1.5x scale

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.