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Finding the Fourth Proportional to 50,337.99, 69,363.99 and 38,938.23

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Solution

The fourth proportional to 50,337.99, 69,363.99 and 38,938.23 is: 53,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,337.99 : 69,363.99 = 38,938.23 : x
  2. Step 2: Convert to fraction form
    50,337.99/69,363.99 = 38,938.23/x
  3. Step 3: Cross multiply
    50,337.99x = 69,363.99 × 38,938.23
  4. Step 4: Simplify right side
    50,337.99x = 2,700,910,996.34
  5. Step 5: Solve for x
    x = 2,700,910,996.34/50,337.99
  6. Step 6: Final answer
    x = 53,655.52

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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.