Home / 117,682.13-162,397.36-67,371.41

Finding the Fourth Proportional to 117,682.13, 162,397.36 and 67,371.41

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Solution

The fourth proportional to 117,682.13, 162,397.36 and 67,371.41 is: 92,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,682.13 : 162,397.36 = 67,371.41 : x
  2. Step 2: Convert to fraction form
    117,682.13/162,397.36 = 67,371.41/x
  3. Step 3: Cross multiply
    117,682.13x = 162,397.36 × 67,371.41
  4. Step 4: Simplify right side
    117,682.13x = 10,940,939,123.48
  5. Step 5: Solve for x
    x = 10,940,939,123.48/117,682.13
  6. Step 6: Final answer
    x = 92,970.27

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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.