Home / 186,436.41-257,274.99-113,960.66

Finding the Fourth Proportional to 186,436.41, 257,274.99 and 113,960.66

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Solution

The fourth proportional to 186,436.41, 257,274.99 and 113,960.66 is: 157,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,436.41 : 257,274.99 = 113,960.66 : x
  2. Step 2: Convert to fraction form
    186,436.41/257,274.99 = 113,960.66/x
  3. Step 3: Cross multiply
    186,436.41x = 257,274.99 × 113,960.66
  4. Step 4: Simplify right side
    186,436.41x = 29,319,226,375.52
  5. Step 5: Solve for x
    x = 29,319,226,375.52/186,436.41
  6. Step 6: Final answer
    x = 157,261.27

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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.