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Finding the Fourth Proportional to 24,561.99, 33,894.72 and 15,017.90

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Solution

The fourth proportional to 24,561.99, 33,894.72 and 15,017.90 is: 20,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,561.99 : 33,894.72 = 15,017.90 : x
  2. Step 2: Convert to fraction form
    24,561.99/33,894.72 = 15,017.90/x
  3. Step 3: Cross multiply
    24,561.99x = 33,894.72 × 15,017.90
  4. Step 4: Simplify right side
    24,561.99x = 509,027,346.01
  5. Step 5: Solve for x
    x = 509,027,346.01/24,561.99
  6. Step 6: Final answer
    x = 20,724.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.