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Finding the Fourth Proportional to 22,888.60, 34,365.30 and 17,963.80

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Solution

The fourth proportional to 22,888.60, 34,365.30 and 17,963.80 is: 26,971.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,888.60 : 34,365.30 = 17,963.80 : x
  2. Step 2: Convert to fraction form
    22,888.60/34,365.30 = 17,963.80/x
  3. Step 3: Cross multiply
    22,888.60x = 34,365.30 × 17,963.80
  4. Step 4: Simplify right side
    22,888.60x = 617,331,376.14
  5. Step 5: Solve for x
    x = 617,331,376.14/22,888.60
  6. Step 6: Final answer
    x = 26,971.13

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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.