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Finding the Fourth Proportional to 57,624.70, 86,437.05 and 18,184.84

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Solution

The fourth proportional to 57,624.70, 86,437.05 and 18,184.84 is: 27,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,624.70 : 86,437.05 = 18,184.84 : x
  2. Step 2: Convert to fraction form
    57,624.70/86,437.05 = 18,184.84/x
  3. Step 3: Cross multiply
    57,624.70x = 86,437.05 × 18,184.84
  4. Step 4: Simplify right side
    57,624.70x = 1,571,843,924.32
  5. Step 5: Solve for x
    x = 1,571,843,924.32/57,624.70
  6. Step 6: Final answer
    x = 27,277.26

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Similar ratio
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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.