Home / 327,948.60-492,038.10-117,593.40

Finding the Fourth Proportional to 327,948.60, 492,038.10 and 117,593.40

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Solution

The fourth proportional to 327,948.60, 492,038.10 and 117,593.40 is: 176,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,948.60 : 492,038.10 = 117,593.40 : x
  2. Step 2: Convert to fraction form
    327,948.60/492,038.10 = 117,593.40/x
  3. Step 3: Cross multiply
    327,948.60x = 492,038.10 × 117,593.40
  4. Step 4: Simplify right side
    327,948.60x = 57,860,433,108.54
  5. Step 5: Solve for x
    x = 57,860,433,108.54/327,948.60
  6. Step 6: Final answer
    x = 176,431.41

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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.