Home / 327,916.64-492,017.90-114,837.40

Finding the Fourth Proportional to 327,916.64, 492,017.90 and 114,837.40

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Solution

The fourth proportional to 327,916.64, 492,017.90 and 114,837.40 is: 172,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,916.64 : 492,017.90 = 114,837.40 : x
  2. Step 2: Convert to fraction form
    327,916.64/492,017.90 = 114,837.40/x
  3. Step 3: Cross multiply
    327,916.64x = 492,017.90 × 114,837.40
  4. Step 4: Simplify right side
    327,916.64x = 56,502,058,521.62
  5. Step 5: Solve for x
    x = 56,502,058,521.62/327,916.64
  6. Step 6: Final answer
    x = 172,306.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.