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Finding the Fourth Proportional to 66,798.84, 92,182.51 and 36,171.84

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Solution

The fourth proportional to 66,798.84, 92,182.51 and 36,171.84 is: 49,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,798.84 : 92,182.51 = 36,171.84 : x
  2. Step 2: Convert to fraction form
    66,798.84/92,182.51 = 36,171.84/x
  3. Step 3: Cross multiply
    66,798.84x = 92,182.51 × 36,171.84
  4. Step 4: Simplify right side
    66,798.84x = 3,334,410,930.69
  5. Step 5: Solve for x
    x = 3,334,410,930.69/66,798.84
  6. Step 6: Final answer
    x = 49,917.20

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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.