Home / 125,974.84-173,845.27-69,386.21

Finding the Fourth Proportional to 125,974.84, 173,845.27 and 69,386.21

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Solution

The fourth proportional to 125,974.84, 173,845.27 and 69,386.21 is: 95,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,974.84 : 173,845.27 = 69,386.21 : x
  2. Step 2: Convert to fraction form
    125,974.84/173,845.27 = 69,386.21/x
  3. Step 3: Cross multiply
    125,974.84x = 173,845.27 × 69,386.21
  4. Step 4: Simplify right side
    125,974.84x = 12,062,464,672.87
  5. Step 5: Solve for x
    x = 12,062,464,672.87/125,974.84
  6. Step 6: Final answer
    x = 95,752.97

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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.