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Finding the Fourth Proportional to 52,993.08, 79,488.81 and 13,549.86

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Solution

The fourth proportional to 52,993.08, 79,488.81 and 13,549.86 is: 20,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,993.08 : 79,488.81 = 13,549.86 : x
  2. Step 2: Convert to fraction form
    52,993.08/79,488.81 = 13,549.86/x
  3. Step 3: Cross multiply
    52,993.08x = 79,488.81 × 13,549.86
  4. Step 4: Simplify right side
    52,993.08x = 1,077,062,247.07
  5. Step 5: Solve for x
    x = 1,077,062,247.07/52,993.08
  6. Step 6: Final answer
    x = 20,324.58

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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.