Home / 165,164.92-247,779.17-70,393.33

Finding the Fourth Proportional to 165,164.92, 247,779.17 and 70,393.33

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Solution

The fourth proportional to 165,164.92, 247,779.17 and 70,393.33 is: 105,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,164.92 : 247,779.17 = 70,393.33 : x
  2. Step 2: Convert to fraction form
    165,164.92/247,779.17 = 70,393.33/x
  3. Step 3: Cross multiply
    165,164.92x = 247,779.17 × 70,393.33
  4. Step 4: Simplify right side
    165,164.92x = 17,442,000,880.94
  5. Step 5: Solve for x
    x = 17,442,000,880.94/165,164.92
  6. Step 6: Final answer
    x = 105,603.54

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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.