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Finding the Fourth Proportional to 106,479.93, 146,940.03 and 58,737.72

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Solution

The fourth proportional to 106,479.93, 146,940.03 and 58,737.72 is: 81,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,479.93 : 146,940.03 = 58,737.72 : x
  2. Step 2: Convert to fraction form
    106,479.93/146,940.03 = 58,737.72/x
  3. Step 3: Cross multiply
    106,479.93x = 146,940.03 × 58,737.72
  4. Step 4: Simplify right side
    106,479.93x = 8,630,922,338.93
  5. Step 5: Solve for x
    x = 8,630,922,338.93/106,479.93
  6. Step 6: Final answer
    x = 81,056.80

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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.