Home / 185,235.72-277,727.22-89,122.20

Finding the Fourth Proportional to 185,235.72, 277,727.22 and 89,122.20

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Solution

The fourth proportional to 185,235.72, 277,727.22 and 89,122.20 is: 133,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,235.72 : 277,727.22 = 89,122.20 : x
  2. Step 2: Convert to fraction form
    185,235.72/277,727.22 = 89,122.20/x
  3. Step 3: Cross multiply
    185,235.72x = 277,727.22 × 89,122.20
  4. Step 4: Simplify right side
    185,235.72x = 24,751,660,846.28
  5. Step 5: Solve for x
    x = 24,751,660,846.28/185,235.72
  6. Step 6: Final answer
    x = 133,622.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.