Home / 167,177.08-230,659.73-99,137.48

Finding the Fourth Proportional to 167,177.08, 230,659.73 and 99,137.48

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Solution

The fourth proportional to 167,177.08, 230,659.73 and 99,137.48 is: 136,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,177.08 : 230,659.73 = 99,137.48 : x
  2. Step 2: Convert to fraction form
    167,177.08/230,659.73 = 99,137.48/x
  3. Step 3: Cross multiply
    167,177.08x = 230,659.73 × 99,137.48
  4. Step 4: Simplify right side
    167,177.08x = 22,867,024,369.68
  5. Step 5: Solve for x
    x = 22,867,024,369.68/167,177.08
  6. Step 6: Final answer
    x = 136,783.25

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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.