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Finding the Fourth Proportional to 69,555.93, 95,982.03 and 38,925.01

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Solution

The fourth proportional to 69,555.93, 95,982.03 and 38,925.01 is: 53,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.93 : 95,982.03 = 38,925.01 : x
  2. Step 2: Convert to fraction form
    69,555.93/95,982.03 = 38,925.01/x
  3. Step 3: Cross multiply
    69,555.93x = 95,982.03 × 38,925.01
  4. Step 4: Simplify right side
    69,555.93x = 3,736,101,057.65
  5. Step 5: Solve for x
    x = 3,736,101,057.65/69,555.93
  6. Step 6: Final answer
    x = 53,713.62

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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.