Home / 52,474.56-78,698.40-15,529.92

Finding the Fourth Proportional to 52,474.56, 78,698.40 and 15,529.92

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Solution

The fourth proportional to 52,474.56, 78,698.40 and 15,529.92 is: 23,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,474.56 : 78,698.40 = 15,529.92 : x
  2. Step 2: Convert to fraction form
    52,474.56/78,698.40 = 15,529.92/x
  3. Step 3: Cross multiply
    52,474.56x = 78,698.40 × 15,529.92
  4. Step 4: Simplify right side
    52,474.56x = 1,222,179,856.13
  5. Step 5: Solve for x
    x = 1,222,179,856.13/52,474.56
  6. Step 6: Final answer
    x = 23,290.90

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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.