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Finding the Fourth Proportional to 59,768.88, 89,667.36 and 33,491.76

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Solution

The fourth proportional to 59,768.88, 89,667.36 and 33,491.76 is: 50,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,768.88 : 89,667.36 = 33,491.76 : x
  2. Step 2: Convert to fraction form
    59,768.88/89,667.36 = 33,491.76/x
  3. Step 3: Cross multiply
    59,768.88x = 89,667.36 × 33,491.76
  4. Step 4: Simplify right side
    59,768.88x = 3,003,117,700.95
  5. Step 5: Solve for x
    x = 3,003,117,700.95/59,768.88
  6. Step 6: Final answer
    x = 50,245.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.