Home / 171,500.74-236,710.40-114,142.52

Finding the Fourth Proportional to 171,500.74, 236,710.40 and 114,142.52

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Solution

The fourth proportional to 171,500.74, 236,710.40 and 114,142.52 is: 157,542.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,500.74 : 236,710.40 = 114,142.52 : x
  2. Step 2: Convert to fraction form
    171,500.74/236,710.40 = 114,142.52/x
  3. Step 3: Cross multiply
    171,500.74x = 236,710.40 × 114,142.52
  4. Step 4: Simplify right side
    171,500.74x = 27,018,720,897.83
  5. Step 5: Solve for x
    x = 27,018,720,897.83/171,500.74
  6. Step 6: Final answer
    x = 157,542.88

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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.