Home / 124,616.06-171,533.67-108,672.38

Finding the Fourth Proportional to 124,616.06, 171,533.67 and 108,672.38

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Solution

The fourth proportional to 124,616.06, 171,533.67 and 108,672.38 is: 149,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,616.06 : 171,533.67 = 108,672.38 : x
  2. Step 2: Convert to fraction form
    124,616.06/171,533.67 = 108,672.38/x
  3. Step 3: Cross multiply
    124,616.06x = 171,533.67 × 108,672.38
  4. Step 4: Simplify right side
    124,616.06x = 18,640,972,169.03
  5. Step 5: Solve for x
    x = 18,640,972,169.03/124,616.06
  6. Step 6: Final answer
    x = 149,587.24

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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.