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Finding the Fourth Proportional to 22,444.63, 33,663.74 and 8,935.79

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Solution

The fourth proportional to 22,444.63, 33,663.74 and 8,935.79 is: 13,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.63 : 33,663.74 = 8,935.79 : x
  2. Step 2: Convert to fraction form
    22,444.63/33,663.74 = 8,935.79/x
  3. Step 3: Cross multiply
    22,444.63x = 33,663.74 × 8,935.79
  4. Step 4: Simplify right side
    22,444.63x = 300,811,898.26
  5. Step 5: Solve for x
    x = 300,811,898.26/22,444.63
  6. Step 6: Final answer
    x = 13,402.40

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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.