Home / 52,278.68-78,268.96-34,713.56

Finding the Fourth Proportional to 52,278.68, 78,268.96 and 34,713.56

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Solution

The fourth proportional to 52,278.68, 78,268.96 and 34,713.56 is: 51,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,278.68 : 78,268.96 = 34,713.56 : x
  2. Step 2: Convert to fraction form
    52,278.68/78,268.96 = 34,713.56/x
  3. Step 3: Cross multiply
    52,278.68x = 78,268.96 × 34,713.56
  4. Step 4: Simplify right side
    52,278.68x = 2,716,994,239.10
  5. Step 5: Solve for x
    x = 2,716,994,239.10/52,278.68
  6. Step 6: Final answer
    x = 51,971.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.