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Finding the Fourth Proportional to 105,797.77, 146,003.99 and 58,054.14

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Solution

The fourth proportional to 105,797.77, 146,003.99 and 58,054.14 is: 80,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,797.77 : 146,003.99 = 58,054.14 : x
  2. Step 2: Convert to fraction form
    105,797.77/146,003.99 = 58,054.14/x
  3. Step 3: Cross multiply
    105,797.77x = 146,003.99 × 58,054.14
  4. Step 4: Simplify right side
    105,797.77x = 8,476,135,785.75
  5. Step 5: Solve for x
    x = 8,476,135,785.75/105,797.77
  6. Step 6: Final answer
    x = 80,116.40

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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.