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Finding the Fourth Proportional to 29,637.95, 40,940.30 and 23,711.99

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Solution

The fourth proportional to 29,637.95, 40,940.30 and 23,711.99 is: 32,754.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,637.95 : 40,940.30 = 23,711.99 : x
  2. Step 2: Convert to fraction form
    29,637.95/40,940.30 = 23,711.99/x
  3. Step 3: Cross multiply
    29,637.95x = 40,940.30 × 23,711.99
  4. Step 4: Simplify right side
    29,637.95x = 970,775,838.78
  5. Step 5: Solve for x
    x = 970,775,838.78/29,637.95
  6. Step 6: Final answer
    x = 32,754.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.