Home / 133,982.56-184,858.08-86,263.52

Finding the Fourth Proportional to 133,982.56, 184,858.08 and 86,263.52

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Solution

The fourth proportional to 133,982.56, 184,858.08 and 86,263.52 is: 119,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,982.56 : 184,858.08 = 86,263.52 : x
  2. Step 2: Convert to fraction form
    133,982.56/184,858.08 = 86,263.52/x
  3. Step 3: Cross multiply
    133,982.56x = 184,858.08 × 86,263.52
  4. Step 4: Simplify right side
    133,982.56x = 15,946,508,681.24
  5. Step 5: Solve for x
    x = 15,946,508,681.24/133,982.56
  6. Step 6: Final answer
    x = 119,019.29

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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.