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Finding the Fourth Proportional to 69,700.74, 96,226.86 and 45,896.64

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Solution

The fourth proportional to 69,700.74, 96,226.86 and 45,896.64 is: 63,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,700.74 : 96,226.86 = 45,896.64 : x
  2. Step 2: Convert to fraction form
    69,700.74/96,226.86 = 45,896.64/x
  3. Step 3: Cross multiply
    69,700.74x = 96,226.86 × 45,896.64
  4. Step 4: Simplify right side
    69,700.74x = 4,416,489,551.75
  5. Step 5: Solve for x
    x = 4,416,489,551.75/69,700.74
  6. Step 6: Final answer
    x = 63,363.60

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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.