Home / 37,766.76-52,117.10-20,771.01

Finding the Fourth Proportional to 37,766.76, 52,117.10 and 20,771.01

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Solution

The fourth proportional to 37,766.76, 52,117.10 and 20,771.01 is: 28,663.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.76 : 52,117.10 = 20,771.01 : x
  2. Step 2: Convert to fraction form
    37,766.76/52,117.10 = 20,771.01/x
  3. Step 3: Cross multiply
    37,766.76x = 52,117.10 × 20,771.01
  4. Step 4: Simplify right side
    37,766.76x = 1,082,524,805.27
  5. Step 5: Solve for x
    x = 1,082,524,805.27/37,766.76
  6. Step 6: Final answer
    x = 28,663.43

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1.5x scale

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.