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Finding the Fourth Proportional to 50,766.98, 70,095.39 and 40,750.52

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Solution

The fourth proportional to 50,766.98, 70,095.39 and 40,750.52 is: 56,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,766.98 : 70,095.39 = 40,750.52 : x
  2. Step 2: Convert to fraction form
    50,766.98/70,095.39 = 40,750.52/x
  3. Step 3: Cross multiply
    50,766.98x = 70,095.39 × 40,750.52
  4. Step 4: Simplify right side
    50,766.98x = 2,856,423,592.10
  5. Step 5: Solve for x
    x = 2,856,423,592.10/50,766.98
  6. Step 6: Final answer
    x = 56,265.38

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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.