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Finding the Fourth Proportional to 22,543.71, 33,818.64 and 9,393

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Solution

The fourth proportional to 22,543.71, 33,818.64 and 9,393 is: 14,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,543.71 : 33,818.64 = 9,393 : x
  2. Step 2: Convert to fraction form
    22,543.71/33,818.64 = 9,393/x
  3. Step 3: Cross multiply
    22,543.71x = 33,818.64 × 9,393
  4. Step 4: Simplify right side
    22,543.71x = 317,658,485.52
  5. Step 5: Solve for x
    x = 317,658,485.52/22,543.71
  6. Step 6: Final answer
    x = 14,090.78

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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.