Home / 57,918.04-86,713.23-36,805.75

Finding the Fourth Proportional to 57,918.04, 86,713.23 and 36,805.75

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Solution

The fourth proportional to 57,918.04, 86,713.23 and 36,805.75 is: 55,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,918.04 : 86,713.23 = 36,805.75 : x
  2. Step 2: Convert to fraction form
    57,918.04/86,713.23 = 36,805.75/x
  3. Step 3: Cross multiply
    57,918.04x = 86,713.23 × 36,805.75
  4. Step 4: Simplify right side
    57,918.04x = 3,191,545,465.07
  5. Step 5: Solve for x
    x = 3,191,545,465.07/57,918.04
  6. Step 6: Final answer
    x = 55,104.51

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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.