Home / 37,165.54-51,286.80-21,251.02

Finding the Fourth Proportional to 37,165.54, 51,286.80 and 21,251.02

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Solution

The fourth proportional to 37,165.54, 51,286.80 and 21,251.02 is: 29,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.54 : 51,286.80 = 21,251.02 : x
  2. Step 2: Convert to fraction form
    37,165.54/51,286.80 = 21,251.02/x
  3. Step 3: Cross multiply
    37,165.54x = 51,286.80 × 21,251.02
  4. Step 4: Simplify right side
    37,165.54x = 1,089,896,812.54
  5. Step 5: Solve for x
    x = 1,089,896,812.54/37,165.54
  6. Step 6: Final answer
    x = 29,325.47

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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.