Home / 117,474.33-162,110.45-63,758.27

Finding the Fourth Proportional to 117,474.33, 162,110.45 and 63,758.27

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Solution

The fourth proportional to 117,474.33, 162,110.45 and 63,758.27 is: 87,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,474.33 : 162,110.45 = 63,758.27 : x
  2. Step 2: Convert to fraction form
    117,474.33/162,110.45 = 63,758.27/x
  3. Step 3: Cross multiply
    117,474.33x = 162,110.45 × 63,758.27
  4. Step 4: Simplify right side
    117,474.33x = 10,335,881,189.76
  5. Step 5: Solve for x
    x = 10,335,881,189.76/117,474.33
  6. Step 6: Final answer
    x = 87,984.17

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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.