Home / 50,420.76-69,604.56-29,192.28

Finding the Fourth Proportional to 50,420.76, 69,604.56 and 29,192.28

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Solution

The fourth proportional to 50,420.76, 69,604.56 and 29,192.28 is: 40,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,420.76 : 69,604.56 = 29,192.28 : x
  2. Step 2: Convert to fraction form
    50,420.76/69,604.56 = 29,192.28/x
  3. Step 3: Cross multiply
    50,420.76x = 69,604.56 × 29,192.28
  4. Step 4: Simplify right side
    50,420.76x = 2,031,915,804.80
  5. Step 5: Solve for x
    x = 2,031,915,804.80/50,420.76
  6. Step 6: Final answer
    x = 40,299.19

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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.