Home / 189,851.85-284,637.16-114,954.39

Finding the Fourth Proportional to 189,851.85, 284,637.16 and 114,954.39

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Solution

The fourth proportional to 189,851.85, 284,637.16 and 114,954.39 is: 172,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,851.85 : 284,637.16 = 114,954.39 : x
  2. Step 2: Convert to fraction form
    189,851.85/284,637.16 = 114,954.39/x
  3. Step 3: Cross multiply
    189,851.85x = 284,637.16 × 114,954.39
  4. Step 4: Simplify right side
    189,851.85x = 32,720,291,099.13
  5. Step 5: Solve for x
    x = 32,720,291,099.13/189,851.85
  6. Step 6: Final answer
    x = 172,346.44

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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.