Home / 110,340.68-165,381.41-51,051.11

Finding the Fourth Proportional to 110,340.68, 165,381.41 and 51,051.11

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Solution

The fourth proportional to 110,340.68, 165,381.41 and 51,051.11 is: 76,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,340.68 : 165,381.41 = 51,051.11 : x
  2. Step 2: Convert to fraction form
    110,340.68/165,381.41 = 51,051.11/x
  3. Step 3: Cross multiply
    110,340.68x = 165,381.41 × 51,051.11
  4. Step 4: Simplify right side
    110,340.68x = 8,442,903,854.59
  5. Step 5: Solve for x
    x = 8,442,903,854.59/110,340.68
  6. Step 6: Final answer
    x = 76,516.70

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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.