Home / 47,837.76-66,020.09-26,621.02

Finding the Fourth Proportional to 47,837.76, 66,020.09 and 26,621.02

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Solution

The fourth proportional to 47,837.76, 66,020.09 and 26,621.02 is: 36,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,837.76 : 66,020.09 = 26,621.02 : x
  2. Step 2: Convert to fraction form
    47,837.76/66,020.09 = 26,621.02/x
  3. Step 3: Cross multiply
    47,837.76x = 66,020.09 × 26,621.02
  4. Step 4: Simplify right side
    47,837.76x = 1,757,522,136.29
  5. Step 5: Solve for x
    x = 1,757,522,136.29/47,837.76
  6. Step 6: Final answer
    x = 36,739.22

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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.