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Finding the Fourth Proportional to 27,436.50, 37,871.01 and 17,500.50

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Solution

The fourth proportional to 27,436.50, 37,871.01 and 17,500.50 is: 24,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.50 : 37,871.01 = 17,500.50 : x
  2. Step 2: Convert to fraction form
    27,436.50/37,871.01 = 17,500.50/x
  3. Step 3: Cross multiply
    27,436.50x = 37,871.01 × 17,500.50
  4. Step 4: Simplify right side
    27,436.50x = 662,761,610.51
  5. Step 5: Solve for x
    x = 662,761,610.51/27,436.50
  6. Step 6: Final answer
    x = 24,156.20

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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.