Home / 69,669.64-104,513.55-25,289.92

Finding the Fourth Proportional to 69,669.64, 104,513.55 and 25,289.92

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Solution

The fourth proportional to 69,669.64, 104,513.55 and 25,289.92 is: 37,938.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,669.64 : 104,513.55 = 25,289.92 : x
  2. Step 2: Convert to fraction form
    69,669.64/104,513.55 = 25,289.92/x
  3. Step 3: Cross multiply
    69,669.64x = 104,513.55 × 25,289.92
  4. Step 4: Simplify right side
    69,669.64x = 2,643,139,318.42
  5. Step 5: Solve for x
    x = 2,643,139,318.42/69,669.64
  6. Step 6: Final answer
    x = 37,938.18

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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.