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Finding the Fourth Proportional to 53,807.67, 80,711.51 and 24,219.99

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Solution

The fourth proportional to 53,807.67, 80,711.51 and 24,219.99 is: 36,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,807.67 : 80,711.51 = 24,219.99 : x
  2. Step 2: Convert to fraction form
    53,807.67/80,711.51 = 24,219.99/x
  3. Step 3: Cross multiply
    53,807.67x = 80,711.51 × 24,219.99
  4. Step 4: Simplify right side
    53,807.67x = 1,954,831,843.98
  5. Step 5: Solve for x
    x = 1,954,831,843.98/53,807.67
  6. Step 6: Final answer
    x = 36,329.99

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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.