Home / 181,187.36-250,044.96-100,616.16

Finding the Fourth Proportional to 181,187.36, 250,044.96 and 100,616.16

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Solution

The fourth proportional to 181,187.36, 250,044.96 and 100,616.16 is: 138,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,187.36 : 250,044.96 = 100,616.16 : x
  2. Step 2: Convert to fraction form
    181,187.36/250,044.96 = 100,616.16/x
  3. Step 3: Cross multiply
    181,187.36x = 250,044.96 × 100,616.16
  4. Step 4: Simplify right side
    181,187.36x = 25,158,563,702.55
  5. Step 5: Solve for x
    x = 25,158,563,702.55/181,187.36
  6. Step 6: Final answer
    x = 138,853.86

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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.