Home / 55,713.04-83,525.81-38,129.56

Finding the Fourth Proportional to 55,713.04, 83,525.81 and 38,129.56

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Solution

The fourth proportional to 55,713.04, 83,525.81 and 38,129.56 is: 57,164.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.04 : 83,525.81 = 38,129.56 : x
  2. Step 2: Convert to fraction form
    55,713.04/83,525.81 = 38,129.56/x
  3. Step 3: Cross multiply
    55,713.04x = 83,525.81 × 38,129.56
  4. Step 4: Simplify right side
    55,713.04x = 3,184,801,984.48
  5. Step 5: Solve for x
    x = 3,184,801,984.48/55,713.04
  6. Step 6: Final answer
    x = 57,164.39

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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.