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Finding the Fourth Proportional to 69,520.86, 95,869.71 and 52,334.39

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Solution

The fourth proportional to 69,520.86, 95,869.71 and 52,334.39 is: 72,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,520.86 : 95,869.71 = 52,334.39 : x
  2. Step 2: Convert to fraction form
    69,520.86/95,869.71 = 52,334.39/x
  3. Step 3: Cross multiply
    69,520.86x = 95,869.71 × 52,334.39
  4. Step 4: Simplify right side
    69,520.86x = 5,017,282,312.98
  5. Step 5: Solve for x
    x = 5,017,282,312.98/69,520.86
  6. Step 6: Final answer
    x = 72,169.45

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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.