Home / 269,345.25-371,679.03-148,487.58

Finding the Fourth Proportional to 269,345.25, 371,679.03 and 148,487.58

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Solution

The fourth proportional to 269,345.25, 371,679.03 and 148,487.58 is: 204,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,345.25 : 371,679.03 = 148,487.58 : x
  2. Step 2: Convert to fraction form
    269,345.25/371,679.03 = 148,487.58/x
  3. Step 3: Cross multiply
    269,345.25x = 371,679.03 × 148,487.58
  4. Step 4: Simplify right side
    269,345.25x = 55,189,719,701.45
  5. Step 5: Solve for x
    x = 55,189,719,701.45/269,345.25
  6. Step 6: Final answer
    x = 204,903.26

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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.