Home / 117,571.11-162,248.01-63,856.17

Finding the Fourth Proportional to 117,571.11, 162,248.01 and 63,856.17

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Solution

The fourth proportional to 117,571.11, 162,248.01 and 63,856.17 is: 88,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,571.11 : 162,248.01 = 63,856.17 : x
  2. Step 2: Convert to fraction form
    117,571.11/162,248.01 = 63,856.17/x
  3. Step 3: Cross multiply
    117,571.11x = 162,248.01 × 63,856.17
  4. Step 4: Simplify right side
    117,571.11x = 10,360,535,653.96
  5. Step 5: Solve for x
    x = 10,360,535,653.96/117,571.11
  6. Step 6: Final answer
    x = 88,121.44

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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.