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Finding the Fourth Proportional to 50,663.80, 69,933.54 and 34,800.76

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Solution

The fourth proportional to 50,663.80, 69,933.54 and 34,800.76 is: 48,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,663.80 : 69,933.54 = 34,800.76 : x
  2. Step 2: Convert to fraction form
    50,663.80/69,933.54 = 34,800.76/x
  3. Step 3: Cross multiply
    50,663.80x = 69,933.54 × 34,800.76
  4. Step 4: Simplify right side
    50,663.80x = 2,433,740,341.49
  5. Step 5: Solve for x
    x = 2,433,740,341.49/50,663.80
  6. Step 6: Final answer
    x = 48,037.07

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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.