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Finding the Fourth Proportional to 48,056.99, 72,087.48 and 16,488.76

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Solution

The fourth proportional to 48,056.99, 72,087.48 and 16,488.76 is: 24,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,056.99 : 72,087.48 = 16,488.76 : x
  2. Step 2: Convert to fraction form
    48,056.99/72,087.48 = 16,488.76/x
  3. Step 3: Cross multiply
    48,056.99x = 72,087.48 × 16,488.76
  4. Step 4: Simplify right side
    48,056.99x = 1,188,632,803.91
  5. Step 5: Solve for x
    x = 1,188,632,803.91/48,056.99
  6. Step 6: Final answer
    x = 24,733.82

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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.