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Finding the Fourth Proportional to 32,424.45, 48,658.56 and 12,700.56

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Solution

The fourth proportional to 32,424.45, 48,658.56 and 12,700.56 is: 19,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,424.45 : 48,658.56 = 12,700.56 : x
  2. Step 2: Convert to fraction form
    32,424.45/48,658.56 = 12,700.56/x
  3. Step 3: Cross multiply
    32,424.45x = 48,658.56 × 12,700.56
  4. Step 4: Simplify right side
    32,424.45x = 617,990,960.79
  5. Step 5: Solve for x
    x = 617,990,960.79/32,424.45
  6. Step 6: Final answer
    x = 19,059.41

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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.