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Finding the Fourth Proportional to 59,622.72, 89,434 and 15,249.36

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Solution

The fourth proportional to 59,622.72, 89,434 and 15,249.36 is: 22,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,622.72 : 89,434 = 15,249.36 : x
  2. Step 2: Convert to fraction form
    59,622.72/89,434 = 15,249.36/x
  3. Step 3: Cross multiply
    59,622.72x = 89,434 × 15,249.36
  4. Step 4: Simplify right side
    59,622.72x = 1,363,811,262.24
  5. Step 5: Solve for x
    x = 1,363,811,262.24/59,622.72
  6. Step 6: Final answer
    x = 22,874.02

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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.