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Finding the Fourth Proportional to 69,847.98, 96,180.39 and 62,565.54

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Solution

The fourth proportional to 69,847.98, 96,180.39 and 62,565.54 is: 86,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,847.98 : 96,180.39 = 62,565.54 : x
  2. Step 2: Convert to fraction form
    69,847.98/96,180.39 = 62,565.54/x
  3. Step 3: Cross multiply
    69,847.98x = 96,180.39 × 62,565.54
  4. Step 4: Simplify right side
    69,847.98x = 6,017,578,037.76
  5. Step 5: Solve for x
    x = 6,017,578,037.76/69,847.98
  6. Step 6: Final answer
    x = 86,152.50

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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.