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Finding the Fourth Proportional to 22,881, 34,132.53 and 19,392.84

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Solution

The fourth proportional to 22,881, 34,132.53 and 19,392.84 is: 28,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,881 : 34,132.53 = 19,392.84 : x
  2. Step 2: Convert to fraction form
    22,881/34,132.53 = 19,392.84/x
  3. Step 3: Cross multiply
    22,881x = 34,132.53 × 19,392.84
  4. Step 4: Simplify right side
    22,881x = 661,926,693.09
  5. Step 5: Solve for x
    x = 661,926,693.09/22,881
  6. Step 6: Final answer
    x = 28,929.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.