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Finding the Fourth Proportional to 48,529.34, 72,793.98 and 13,468.98

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Solution

The fourth proportional to 48,529.34, 72,793.98 and 13,468.98 is: 20,203.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,529.34 : 72,793.98 = 13,468.98 : x
  2. Step 2: Convert to fraction form
    48,529.34/72,793.98 = 13,468.98/x
  3. Step 3: Cross multiply
    48,529.34x = 72,793.98 × 13,468.98
  4. Step 4: Simplify right side
    48,529.34x = 980,460,660.74
  5. Step 5: Solve for x
    x = 980,460,660.74/48,529.34
  6. Step 6: Final answer
    x = 20,203.46

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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.