Home / 50,387.20-69,630.24-37,790.08

Finding the Fourth Proportional to 50,387.20, 69,630.24 and 37,790.08

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Solution

The fourth proportional to 50,387.20, 69,630.24 and 37,790.08 is: 52,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,387.20 : 69,630.24 = 37,790.08 : x
  2. Step 2: Convert to fraction form
    50,387.20/69,630.24 = 37,790.08/x
  3. Step 3: Cross multiply
    50,387.20x = 69,630.24 × 37,790.08
  4. Step 4: Simplify right side
    50,387.20x = 2,631,332,340.02
  5. Step 5: Solve for x
    x = 2,631,332,340.02/50,387.20
  6. Step 6: Final answer
    x = 52,222.24

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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.