Home / 37,719.36-52,054.08-21,808.80

Finding the Fourth Proportional to 37,719.36, 52,054.08 and 21,808.80

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Solution

The fourth proportional to 37,719.36, 52,054.08 and 21,808.80 is: 30,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.36 : 52,054.08 = 21,808.80 : x
  2. Step 2: Convert to fraction form
    37,719.36/52,054.08 = 21,808.80/x
  3. Step 3: Cross multiply
    37,719.36x = 52,054.08 × 21,808.80
  4. Step 4: Simplify right side
    37,719.36x = 1,135,237,019.90
  5. Step 5: Solve for x
    x = 1,135,237,019.90/37,719.36
  6. Step 6: Final answer
    x = 30,096.93

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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.