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Finding the Fourth Proportional to 104,151.64, 143,723.46 and 58,838.92

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Solution

The fourth proportional to 104,151.64, 143,723.46 and 58,838.92 is: 81,194.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,151.64 : 143,723.46 = 58,838.92 : x
  2. Step 2: Convert to fraction form
    104,151.64/143,723.46 = 58,838.92/x
  3. Step 3: Cross multiply
    104,151.64x = 143,723.46 × 58,838.92
  4. Step 4: Simplify right side
    104,151.64x = 8,456,533,165.06
  5. Step 5: Solve for x
    x = 8,456,533,165.06/104,151.64
  6. Step 6: Final answer
    x = 81,194.43

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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.