Home / 69,844.93-104,783.66-19,925.71

Finding the Fourth Proportional to 69,844.93, 104,783.66 and 19,925.71

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Solution

The fourth proportional to 69,844.93, 104,783.66 and 19,925.71 is: 29,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,844.93 : 104,783.66 = 19,925.71 : x
  2. Step 2: Convert to fraction form
    69,844.93/104,783.66 = 19,925.71/x
  3. Step 3: Cross multiply
    69,844.93x = 104,783.66 × 19,925.71
  4. Step 4: Simplify right side
    69,844.93x = 2,087,888,821.90
  5. Step 5: Solve for x
    x = 2,087,888,821.90/69,844.93
  6. Step 6: Final answer
    x = 29,893.21

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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.