Home / 50,140.56-69,192.21-27,478.98

Finding the Fourth Proportional to 50,140.56, 69,192.21 and 27,478.98

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Solution

The fourth proportional to 50,140.56, 69,192.21 and 27,478.98 is: 37,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,140.56 : 69,192.21 = 27,478.98 : x
  2. Step 2: Convert to fraction form
    50,140.56/69,192.21 = 27,478.98/x
  3. Step 3: Cross multiply
    50,140.56x = 69,192.21 × 27,478.98
  4. Step 4: Simplify right side
    50,140.56x = 1,901,331,354.75
  5. Step 5: Solve for x
    x = 1,901,331,354.75/50,140.56
  6. Step 6: Final answer
    x = 37,920.03

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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.