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Finding the Fourth Proportional to 48,684.92, 73,019.00 and 13,616.24

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Solution

The fourth proportional to 48,684.92, 73,019.00 and 13,616.24 is: 20,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,684.92 : 73,019.00 = 13,616.24 : x
  2. Step 2: Convert to fraction form
    48,684.92/73,019.00 = 13,616.24/x
  3. Step 3: Cross multiply
    48,684.92x = 73,019.00 × 13,616.24
  4. Step 4: Simplify right side
    48,684.92x = 994,243,897.51
  5. Step 5: Solve for x
    x = 994,243,897.51/48,684.92
  6. Step 6: Final answer
    x = 20,422.01

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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.