Home / 182,196.78-251,627.58-138,712.41

Finding the Fourth Proportional to 182,196.78, 251,627.58 and 138,712.41

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Solution

The fourth proportional to 182,196.78, 251,627.58 and 138,712.41 is: 191,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,196.78 : 251,627.58 = 138,712.41 : x
  2. Step 2: Convert to fraction form
    182,196.78/251,627.58 = 138,712.41/x
  3. Step 3: Cross multiply
    182,196.78x = 251,627.58 × 138,712.41
  4. Step 4: Simplify right side
    182,196.78x = 34,903,868,044.27
  5. Step 5: Solve for x
    x = 34,903,868,044.27/182,196.78
  6. Step 6: Final answer
    x = 191,572.37

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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.