Home / 57,918.29-86,713.61-36,806.00

Finding the Fourth Proportional to 57,918.29, 86,713.61 and 36,806.00

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Solution

The fourth proportional to 57,918.29, 86,713.61 and 36,806.00 is: 55,104.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,918.29 : 86,713.61 = 36,806.00 : x
  2. Step 2: Convert to fraction form
    57,918.29/86,713.61 = 36,806.00/x
  3. Step 3: Cross multiply
    57,918.29x = 86,713.61 × 36,806.00
  4. Step 4: Simplify right side
    57,918.29x = 3,191,580,512.06
  5. Step 5: Solve for x
    x = 3,191,580,512.06/57,918.29
  6. Step 6: Final answer
    x = 55,104.89

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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.