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Finding the Fourth Proportional to 107,807.87, 161,743.01 and 44,616.33

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Solution

The fourth proportional to 107,807.87, 161,743.01 and 44,616.33 is: 66,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,807.87 : 161,743.01 = 44,616.33 : x
  2. Step 2: Convert to fraction form
    107,807.87/161,743.01 = 44,616.33/x
  3. Step 3: Cross multiply
    107,807.87x = 161,743.01 × 44,616.33
  4. Step 4: Simplify right side
    107,807.87x = 7,216,378,881.91
  5. Step 5: Solve for x
    x = 7,216,378,881.91/107,807.87
  6. Step 6: Final answer
    x = 66,937.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.