Home / 269,091.90-371,349.36-148,237.47

Finding the Fourth Proportional to 269,091.90, 371,349.36 and 148,237.47

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Solution

The fourth proportional to 269,091.90, 371,349.36 and 148,237.47 is: 204,569.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,091.90 : 371,349.36 = 148,237.47 : x
  2. Step 2: Convert to fraction form
    269,091.90/371,349.36 = 148,237.47/x
  3. Step 3: Cross multiply
    269,091.90x = 371,349.36 × 148,237.47
  4. Step 4: Simplify right side
    269,091.90x = 55,047,889,612.52
  5. Step 5: Solve for x
    x = 55,047,889,612.52/269,091.90
  6. Step 6: Final answer
    x = 204,569.11

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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.