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Finding the Fourth Proportional to 22,188.49, 33,254.22 and 19,327.23

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Solution

The fourth proportional to 22,188.49, 33,254.22 and 19,327.23 is: 28,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,188.49 : 33,254.22 = 19,327.23 : x
  2. Step 2: Convert to fraction form
    22,188.49/33,254.22 = 19,327.23/x
  3. Step 3: Cross multiply
    22,188.49x = 33,254.22 × 19,327.23
  4. Step 4: Simplify right side
    22,188.49x = 642,712,089.86
  5. Step 5: Solve for x
    x = 642,712,089.86/22,188.49
  6. Step 6: Final answer
    x = 28,966.01

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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.