Home / 117,919.93-162,727.87-64,204.94

Finding the Fourth Proportional to 117,919.93, 162,727.87 and 64,204.94

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Solution

The fourth proportional to 117,919.93, 162,727.87 and 64,204.94 is: 88,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,919.93 : 162,727.87 = 64,204.94 : x
  2. Step 2: Convert to fraction form
    117,919.93/162,727.87 = 64,204.94/x
  3. Step 3: Cross multiply
    117,919.93x = 162,727.87 × 64,204.94
  4. Step 4: Simplify right side
    117,919.93x = 10,447,933,538.40
  5. Step 5: Solve for x
    x = 10,447,933,538.40/117,919.93
  6. Step 6: Final answer
    x = 88,601.93

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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.