Home / 172,015.78-237,373.89-95,539.76

Finding the Fourth Proportional to 172,015.78, 237,373.89 and 95,539.76

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Solution

The fourth proportional to 172,015.78, 237,373.89 and 95,539.76 is: 131,840.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,015.78 : 237,373.89 = 95,539.76 : x
  2. Step 2: Convert to fraction form
    172,015.78/237,373.89 = 95,539.76/x
  3. Step 3: Cross multiply
    172,015.78x = 237,373.89 × 95,539.76
  4. Step 4: Simplify right side
    172,015.78x = 22,678,644,480.87
  5. Step 5: Solve for x
    x = 22,678,644,480.87/172,015.78
  6. Step 6: Final answer
    x = 131,840.49

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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.