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Finding the Fourth Proportional to 27,355.46, 37,731.74 and 16,750.30

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Solution

The fourth proportional to 27,355.46, 37,731.74 and 16,750.30 is: 23,103.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355.46 : 37,731.74 = 16,750.30 : x
  2. Step 2: Convert to fraction form
    27,355.46/37,731.74 = 16,750.30/x
  3. Step 3: Cross multiply
    27,355.46x = 37,731.74 × 16,750.30
  4. Step 4: Simplify right side
    27,355.46x = 632,017,964.52
  5. Step 5: Solve for x
    x = 632,017,964.52/27,355.46
  6. Step 6: Final answer
    x = 23,103.91

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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.