Home / 133,972.68-184,844.43-86,253.66

Finding the Fourth Proportional to 133,972.68, 184,844.43 and 86,253.66

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Solution

The fourth proportional to 133,972.68, 184,844.43 and 86,253.66 is: 119,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,972.68 : 184,844.43 = 86,253.66 : x
  2. Step 2: Convert to fraction form
    133,972.68/184,844.43 = 86,253.66/x
  3. Step 3: Cross multiply
    133,972.68x = 184,844.43 × 86,253.66
  4. Step 4: Simplify right side
    133,972.68x = 15,943,508,618.11
  5. Step 5: Solve for x
    x = 15,943,508,618.11/133,972.68
  6. Step 6: Final answer
    x = 119,005.67

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1.5x scale

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.