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Finding the Fourth Proportional to 26,922.30, 37,152.50 and 14,822.40

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Solution

The fourth proportional to 26,922.30, 37,152.50 and 14,822.40 is: 20,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.30 : 37,152.50 = 14,822.40 : x
  2. Step 2: Convert to fraction form
    26,922.30/37,152.50 = 14,822.40/x
  3. Step 3: Cross multiply
    26,922.30x = 37,152.50 × 14,822.40
  4. Step 4: Simplify right side
    26,922.30x = 550,689,216
  5. Step 5: Solve for x
    x = 550,689,216/26,922.30
  6. Step 6: Final answer
    x = 20,454.76

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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.