Home / 104,564.52-144,417.36-68,912.82

Finding the Fourth Proportional to 104,564.52, 144,417.36 and 68,912.82

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Solution

The fourth proportional to 104,564.52, 144,417.36 and 68,912.82 is: 95,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.52 : 144,417.36 = 68,912.82 : x
  2. Step 2: Convert to fraction form
    104,564.52/144,417.36 = 68,912.82/x
  3. Step 3: Cross multiply
    104,564.52x = 144,417.36 × 68,912.82
  4. Step 4: Simplify right side
    104,564.52x = 9,952,207,534.56
  5. Step 5: Solve for x
    x = 9,952,207,534.56/104,564.52
  6. Step 6: Final answer
    x = 95,177.67

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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.