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Finding the Fourth Proportional to 16,562.70, 22,860.09 and 10,897.97

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Solution

The fourth proportional to 16,562.70, 22,860.09 and 10,897.97 is: 15,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,562.70 : 22,860.09 = 10,897.97 : x
  2. Step 2: Convert to fraction form
    16,562.70/22,860.09 = 10,897.97/x
  3. Step 3: Cross multiply
    16,562.70x = 22,860.09 × 10,897.97
  4. Step 4: Simplify right side
    16,562.70x = 249,128,460.72
  5. Step 5: Solve for x
    x = 249,128,460.72/16,562.70
  6. Step 6: Final answer
    x = 15,041.54

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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.