Home / 106,577.40-159,866.12-54,001.92

Finding the Fourth Proportional to 106,577.40, 159,866.12 and 54,001.92

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Solution

The fourth proportional to 106,577.40, 159,866.12 and 54,001.92 is: 81,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,577.40 : 159,866.12 = 54,001.92 : x
  2. Step 2: Convert to fraction form
    106,577.40/159,866.12 = 54,001.92/x
  3. Step 3: Cross multiply
    106,577.40x = 159,866.12 × 54,001.92
  4. Step 4: Simplify right side
    106,577.40x = 8,633,077,152.94
  5. Step 5: Solve for x
    x = 8,633,077,152.94/106,577.40
  6. Step 6: Final answer
    x = 81,002.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.