Home / 57,929.85-86,950.87-27,965.13

Finding the Fourth Proportional to 57,929.85, 86,950.87 and 27,965.13

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Solution

The fourth proportional to 57,929.85, 86,950.87 and 27,965.13 is: 41,974.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.85 : 86,950.87 = 27,965.13 : x
  2. Step 2: Convert to fraction form
    57,929.85/86,950.87 = 27,965.13/x
  3. Step 3: Cross multiply
    57,929.85x = 86,950.87 × 27,965.13
  4. Step 4: Simplify right side
    57,929.85x = 2,431,592,243.34
  5. Step 5: Solve for x
    x = 2,431,592,243.34/57,929.85
  6. Step 6: Final answer
    x = 41,974.77

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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.