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Finding the Fourth Proportional to 125,737.45, 173,514.22 and 69,148.82

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Solution

The fourth proportional to 125,737.45, 173,514.22 and 69,148.82 is: 95,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,737.45 : 173,514.22 = 69,148.82 : x
  2. Step 2: Convert to fraction form
    125,737.45/173,514.22 = 69,148.82/x
  3. Step 3: Cross multiply
    125,737.45x = 173,514.22 × 69,148.82
  4. Step 4: Simplify right side
    125,737.45x = 11,998,303,827.13
  5. Step 5: Solve for x
    x = 11,998,303,827.13/125,737.45
  6. Step 6: Final answer
    x = 95,423.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.