Home / 125,913.09-173,759.73-69,324.47

Finding the Fourth Proportional to 125,913.09, 173,759.73 and 69,324.47

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Solution

The fourth proportional to 125,913.09, 173,759.73 and 69,324.47 is: 95,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,913.09 : 173,759.73 = 69,324.47 : x
  2. Step 2: Convert to fraction form
    125,913.09/173,759.73 = 69,324.47/x
  3. Step 3: Cross multiply
    125,913.09x = 173,759.73 × 69,324.47
  4. Step 4: Simplify right side
    125,913.09x = 12,045,800,320.79
  5. Step 5: Solve for x
    x = 12,045,800,320.79/125,913.09
  6. Step 6: Final answer
    x = 95,667.58

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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.