Home / 86,663.38-119,608.22-50,873.12

Finding the Fourth Proportional to 86,663.38, 119,608.22 and 50,873.12

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Solution

The fourth proportional to 86,663.38, 119,608.22 and 50,873.12 is: 70,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,663.38 : 119,608.22 = 50,873.12 : x
  2. Step 2: Convert to fraction form
    86,663.38/119,608.22 = 50,873.12/x
  3. Step 3: Cross multiply
    86,663.38x = 119,608.22 × 50,873.12
  4. Step 4: Simplify right side
    86,663.38x = 6,084,843,329.05
  5. Step 5: Solve for x
    x = 6,084,843,329.05/86,663.38
  6. Step 6: Final answer
    x = 70,212.39

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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.