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Finding the Fourth Proportional to 22,274.42, 33,411.62 and 8,953.47

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Solution

The fourth proportional to 22,274.42, 33,411.62 and 8,953.47 is: 13,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,274.42 : 33,411.62 = 8,953.47 : x
  2. Step 2: Convert to fraction form
    22,274.42/33,411.62 = 8,953.47/x
  3. Step 3: Cross multiply
    22,274.42x = 33,411.62 × 8,953.47
  4. Step 4: Simplify right side
    22,274.42x = 299,149,959.71
  5. Step 5: Solve for x
    x = 299,149,959.71/22,274.42
  6. Step 6: Final answer
    x = 13,430.21

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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.