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Finding the Fourth Proportional to 125,799.53, 173,599.39 and 68,437.38

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Solution

The fourth proportional to 125,799.53, 173,599.39 and 68,437.38 is: 94,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,799.53 : 173,599.39 = 68,437.38 : x
  2. Step 2: Convert to fraction form
    125,799.53/173,599.39 = 68,437.38/x
  3. Step 3: Cross multiply
    125,799.53x = 173,599.39 × 68,437.38
  4. Step 4: Simplify right side
    125,799.53x = 11,880,687,669.49
  5. Step 5: Solve for x
    x = 11,880,687,669.49/125,799.53
  6. Step 6: Final answer
    x = 94,441.43

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1.5x scale

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.