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Finding the Fourth Proportional to 107,268, 148,029.84 and 59,529.04

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Solution

The fourth proportional to 107,268, 148,029.84 and 59,529.04 is: 82,150.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,268 : 148,029.84 = 59,529.04 : x
  2. Step 2: Convert to fraction form
    107,268/148,029.84 = 59,529.04/x
  3. Step 3: Cross multiply
    107,268x = 148,029.84 × 59,529.04
  4. Step 4: Simplify right side
    107,268x = 8,812,074,266.55
  5. Step 5: Solve for x
    x = 8,812,074,266.55/107,268
  6. Step 6: Final answer
    x = 82,150.08

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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.