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Finding the Fourth Proportional to 70,018.68, 96,629.58 and 44,910.84

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Solution

The fourth proportional to 70,018.68, 96,629.58 and 44,910.84 is: 61,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,018.68 : 96,629.58 = 44,910.84 : x
  2. Step 2: Convert to fraction form
    70,018.68/96,629.58 = 44,910.84/x
  3. Step 3: Cross multiply
    70,018.68x = 96,629.58 × 44,910.84
  4. Step 4: Simplify right side
    70,018.68x = 4,339,715,606.65
  5. Step 5: Solve for x
    x = 4,339,715,606.65/70,018.68
  6. Step 6: Final answer
    x = 61,979.40

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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.