Home / 50,359.20-75,538.80-33,770.40

Finding the Fourth Proportional to 50,359.20, 75,538.80 and 33,770.40

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Solution

The fourth proportional to 50,359.20, 75,538.80 and 33,770.40 is: 50,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,359.20 : 75,538.80 = 33,770.40 : x
  2. Step 2: Convert to fraction form
    50,359.20/75,538.80 = 33,770.40/x
  3. Step 3: Cross multiply
    50,359.20x = 75,538.80 × 33,770.40
  4. Step 4: Simplify right side
    50,359.20x = 2,550,975,491.52
  5. Step 5: Solve for x
    x = 2,550,975,491.52/50,359.20
  6. Step 6: Final answer
    x = 50,655.60

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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.