Home / 125,922.03-173,787.44-74,250.81

Finding the Fourth Proportional to 125,922.03, 173,787.44 and 74,250.81

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Solution

The fourth proportional to 125,922.03, 173,787.44 and 74,250.81 is: 102,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,922.03 : 173,787.44 = 74,250.81 : x
  2. Step 2: Convert to fraction form
    125,922.03/173,787.44 = 74,250.81/x
  3. Step 3: Cross multiply
    125,922.03x = 173,787.44 × 74,250.81
  4. Step 4: Simplify right side
    125,922.03x = 12,903,857,816.57
  5. Step 5: Solve for x
    x = 12,903,857,816.57/125,922.03
  6. Step 6: Final answer
    x = 102,474.98

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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.