Home / 50,069.62-75,077.49-20,068.80

Finding the Fourth Proportional to 50,069.62, 75,077.49 and 20,068.80

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Solution

The fourth proportional to 50,069.62, 75,077.49 and 20,068.80 is: 30,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,069.62 : 75,077.49 = 20,068.80 : x
  2. Step 2: Convert to fraction form
    50,069.62/75,077.49 = 20,068.80/x
  3. Step 3: Cross multiply
    50,069.62x = 75,077.49 × 20,068.80
  4. Step 4: Simplify right side
    50,069.62x = 1,506,715,131.31
  5. Step 5: Solve for x
    x = 1,506,715,131.31/50,069.62
  6. Step 6: Final answer
    x = 30,092.40

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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.