Home / 269,240.16-371,549.55-148,381.53

Finding the Fourth Proportional to 269,240.16, 371,549.55 and 148,381.53

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Solution

The fourth proportional to 269,240.16, 371,549.55 and 148,381.53 is: 204,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,240.16 : 371,549.55 = 148,381.53 : x
  2. Step 2: Convert to fraction form
    269,240.16/371,549.55 = 148,381.53/x
  3. Step 3: Cross multiply
    269,240.16x = 371,549.55 × 148,381.53
  4. Step 4: Simplify right side
    269,240.16x = 55,131,090,699.81
  5. Step 5: Solve for x
    x = 55,131,090,699.81/269,240.16
  6. Step 6: Final answer
    x = 204,765.48

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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.