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Finding the Fourth Proportional to 22,339.68, 33,458.47 and 10,661.10

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Solution

The fourth proportional to 22,339.68, 33,458.47 and 10,661.10 is: 15,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,339.68 : 33,458.47 = 10,661.10 : x
  2. Step 2: Convert to fraction form
    22,339.68/33,458.47 = 10,661.10/x
  3. Step 3: Cross multiply
    22,339.68x = 33,458.47 × 10,661.10
  4. Step 4: Simplify right side
    22,339.68x = 356,704,094.52
  5. Step 5: Solve for x
    x = 356,704,094.52/22,339.68
  6. Step 6: Final answer
    x = 15,967.29

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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.