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Finding the Fourth Proportional to 15,229.80, 22,893.30 and 10,877.40

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Solution

The fourth proportional to 15,229.80, 22,893.30 and 10,877.40 is: 16,350.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,229.80 : 22,893.30 = 10,877.40 : x
  2. Step 2: Convert to fraction form
    15,229.80/22,893.30 = 10,877.40/x
  3. Step 3: Cross multiply
    15,229.80x = 22,893.30 × 10,877.40
  4. Step 4: Simplify right side
    15,229.80x = 249,019,581.42
  5. Step 5: Solve for x
    x = 249,019,581.42/15,229.80
  6. Step 6: Final answer
    x = 16,350.81

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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.