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Finding the Fourth Proportional to 26,763.84, 36,931.02 and 14,824.14

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Solution

The fourth proportional to 26,763.84, 36,931.02 and 14,824.14 is: 20,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.84 : 36,931.02 = 14,824.14 : x
  2. Step 2: Convert to fraction form
    26,763.84/36,931.02 = 14,824.14/x
  3. Step 3: Cross multiply
    26,763.84x = 36,931.02 × 14,824.14
  4. Step 4: Simplify right side
    26,763.84x = 547,470,610.82
  5. Step 5: Solve for x
    x = 547,470,610.82/26,763.84
  6. Step 6: Final answer
    x = 20,455.61

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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.