Home / 117,531.74-162,194.44-63,816.76

Finding the Fourth Proportional to 117,531.74, 162,194.44 and 63,816.76

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Solution

The fourth proportional to 117,531.74, 162,194.44 and 63,816.76 is: 88,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,531.74 : 162,194.44 = 63,816.76 : x
  2. Step 2: Convert to fraction form
    117,531.74/162,194.44 = 63,816.76/x
  3. Step 3: Cross multiply
    117,531.74x = 162,194.44 × 63,816.76
  4. Step 4: Simplify right side
    117,531.74x = 10,350,723,650.81
  5. Step 5: Solve for x
    x = 10,350,723,650.81/117,531.74
  6. Step 6: Final answer
    x = 88,067.48

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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.