Home / 117,954.33-162,777.80-64,238.27

Finding the Fourth Proportional to 117,954.33, 162,777.80 and 64,238.27

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Solution

The fourth proportional to 117,954.33, 162,777.80 and 64,238.27 is: 88,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,954.33 : 162,777.80 = 64,238.27 : x
  2. Step 2: Convert to fraction form
    117,954.33/162,777.80 = 64,238.27/x
  3. Step 3: Cross multiply
    117,954.33x = 162,777.80 × 64,238.27
  4. Step 4: Simplify right side
    117,954.33x = 10,456,563,613.11
  5. Step 5: Solve for x
    x = 10,456,563,613.11/117,954.33
  6. Step 6: Final answer
    x = 88,649.26

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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.