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Finding the Fourth Proportional to 32,995.70, 49,526.50 and 18,211.58

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Solution

The fourth proportional to 32,995.70, 49,526.50 and 18,211.58 is: 27,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,995.70 : 49,526.50 = 18,211.58 : x
  2. Step 2: Convert to fraction form
    32,995.70/49,526.50 = 18,211.58/x
  3. Step 3: Cross multiply
    32,995.70x = 49,526.50 × 18,211.58
  4. Step 4: Simplify right side
    32,995.70x = 901,955,816.87
  5. Step 5: Solve for x
    x = 901,955,816.87/32,995.70
  6. Step 6: Final answer
    x = 27,335.56

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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.