Home / 125,787.62-173,579.27-68,426.52

Finding the Fourth Proportional to 125,787.62, 173,579.27 and 68,426.52

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Solution

The fourth proportional to 125,787.62, 173,579.27 and 68,426.52 is: 94,424.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,787.62 : 173,579.27 = 68,426.52 : x
  2. Step 2: Convert to fraction form
    125,787.62/173,579.27 = 68,426.52/x
  3. Step 3: Cross multiply
    125,787.62x = 173,579.27 × 68,426.52
  4. Step 4: Simplify right side
    125,787.62x = 11,877,425,048.11
  5. Step 5: Solve for x
    x = 11,877,425,048.11/125,787.62
  6. Step 6: Final answer
    x = 94,424.44

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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.