Home / 37,269.81-51,433.28-20,275.01

Finding the Fourth Proportional to 37,269.81, 51,433.28 and 20,275.01

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Solution

The fourth proportional to 37,269.81, 51,433.28 and 20,275.01 is: 27,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,269.81 : 51,433.28 = 20,275.01 : x
  2. Step 2: Convert to fraction form
    37,269.81/51,433.28 = 20,275.01/x
  3. Step 3: Cross multiply
    37,269.81x = 51,433.28 × 20,275.01
  4. Step 4: Simplify right side
    37,269.81x = 1,042,810,266.33
  5. Step 5: Solve for x
    x = 1,042,810,266.33/37,269.81
  6. Step 6: Final answer
    x = 27,980.03

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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.