Home / 268,986.16-371,076.28-173,523.61

Finding the Fourth Proportional to 268,986.16, 371,076.28 and 173,523.61

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Solution

The fourth proportional to 268,986.16, 371,076.28 and 173,523.61 is: 239,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,986.16 : 371,076.28 = 173,523.61 : x
  2. Step 2: Convert to fraction form
    268,986.16/371,076.28 = 173,523.61/x
  3. Step 3: Cross multiply
    268,986.16x = 371,076.28 × 173,523.61
  4. Step 4: Simplify right side
    268,986.16x = 64,390,495,690.97
  5. Step 5: Solve for x
    x = 64,390,495,690.97/268,986.16
  6. Step 6: Final answer
    x = 239,382.19

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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.