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Finding the Fourth Proportional to 16,592.83, 22,890.84 and 10,920.28

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Solution

The fourth proportional to 16,592.83, 22,890.84 and 10,920.28 is: 15,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,592.83 : 22,890.84 = 10,920.28 : x
  2. Step 2: Convert to fraction form
    16,592.83/22,890.84 = 10,920.28/x
  3. Step 3: Cross multiply
    16,592.83x = 22,890.84 × 10,920.28
  4. Step 4: Simplify right side
    16,592.83x = 249,974,382.24
  5. Step 5: Solve for x
    x = 249,974,382.24/16,592.83
  6. Step 6: Final answer
    x = 15,065.20

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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.