Home / 52,150.50-77,554.87-50,489.80

Finding the Fourth Proportional to 52,150.50, 77,554.87 and 50,489.80

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Solution

The fourth proportional to 52,150.50, 77,554.87 and 50,489.80 is: 75,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150.50 : 77,554.87 = 50,489.80 : x
  2. Step 2: Convert to fraction form
    52,150.50/77,554.87 = 50,489.80/x
  3. Step 3: Cross multiply
    52,150.50x = 77,554.87 × 50,489.80
  4. Step 4: Simplify right side
    52,150.50x = 3,915,729,555.21
  5. Step 5: Solve for x
    x = 3,915,729,555.21/52,150.50
  6. Step 6: Final answer
    x = 75,085.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.