Home / 269,082.06-371,331.52-148,220.54

Finding the Fourth Proportional to 269,082.06, 371,331.52 and 148,220.54

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Solution

The fourth proportional to 269,082.06, 371,331.52 and 148,220.54 is: 204,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,082.06 : 371,331.52 = 148,220.54 : x
  2. Step 2: Convert to fraction form
    269,082.06/371,331.52 = 148,220.54/x
  3. Step 3: Cross multiply
    269,082.06x = 371,331.52 × 148,220.54
  4. Step 4: Simplify right side
    269,082.06x = 55,038,958,971.20
  5. Step 5: Solve for x
    x = 55,038,958,971.20/269,082.06
  6. Step 6: Final answer
    x = 204,543.40

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1.5x scale

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.