Home / 37,475.50-51,716.19-20,711.02

Finding the Fourth Proportional to 37,475.50, 51,716.19 and 20,711.02

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Solution

The fourth proportional to 37,475.50, 51,716.19 and 20,711.02 is: 28,581.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,475.50 : 51,716.19 = 20,711.02 : x
  2. Step 2: Convert to fraction form
    37,475.50/51,716.19 = 20,711.02/x
  3. Step 3: Cross multiply
    37,475.50x = 51,716.19 × 20,711.02
  4. Step 4: Simplify right side
    37,475.50x = 1,071,095,045.41
  5. Step 5: Solve for x
    x = 1,071,095,045.41/37,475.50
  6. Step 6: Final answer
    x = 28,581.21

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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.