Home / 157,474.10-235,635.15-116,002.10

Finding the Fourth Proportional to 157,474.10, 235,635.15 and 116,002.10

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Solution

The fourth proportional to 157,474.10, 235,635.15 and 116,002.10 is: 173,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,474.10 : 235,635.15 = 116,002.10 : x
  2. Step 2: Convert to fraction form
    157,474.10/235,635.15 = 116,002.10/x
  3. Step 3: Cross multiply
    157,474.10x = 235,635.15 × 116,002.10
  4. Step 4: Simplify right side
    157,474.10x = 27,334,172,233.82
  5. Step 5: Solve for x
    x = 27,334,172,233.82/157,474.10
  6. Step 6: Final answer
    x = 173,578.84

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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.