Home / 69,772.86-104,659.38-25,399.98

Finding the Fourth Proportional to 69,772.86, 104,659.38 and 25,399.98

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Solution

The fourth proportional to 69,772.86, 104,659.38 and 25,399.98 is: 38,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.86 : 104,659.38 = 25,399.98 : x
  2. Step 2: Convert to fraction form
    69,772.86/104,659.38 = 25,399.98/x
  3. Step 3: Cross multiply
    69,772.86x = 104,659.38 × 25,399.98
  4. Step 4: Simplify right side
    69,772.86x = 2,658,346,158.81
  5. Step 5: Solve for x
    x = 2,658,346,158.81/69,772.86
  6. Step 6: Final answer
    x = 38,100.00

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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.