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Finding the Fourth Proportional to 16,154.51, 22,294.44 and 9,081.99

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Solution

The fourth proportional to 16,154.51, 22,294.44 and 9,081.99 is: 12,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,154.51 : 22,294.44 = 9,081.99 : x
  2. Step 2: Convert to fraction form
    16,154.51/22,294.44 = 9,081.99/x
  3. Step 3: Cross multiply
    16,154.51x = 22,294.44 × 9,081.99
  4. Step 4: Simplify right side
    16,154.51x = 202,477,881.14
  5. Step 5: Solve for x
    x = 202,477,881.14/16,154.51
  6. Step 6: Final answer
    x = 12,533.83

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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.