Home / 186,359.64-257,169.27-113,883.72

Finding the Fourth Proportional to 186,359.64, 257,169.27 and 113,883.72

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Solution

The fourth proportional to 186,359.64, 257,169.27 and 113,883.72 is: 157,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,359.64 : 257,169.27 = 113,883.72 : x
  2. Step 2: Convert to fraction form
    186,359.64/257,169.27 = 113,883.72/x
  3. Step 3: Cross multiply
    186,359.64x = 257,169.27 × 113,883.72
  4. Step 4: Simplify right side
    186,359.64x = 29,287,393,137.28
  5. Step 5: Solve for x
    x = 29,287,393,137.28/186,359.64
  6. Step 6: Final answer
    x = 157,155.24

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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.