Home / 186,687.24-257,605.48-114,126.64

Finding the Fourth Proportional to 186,687.24, 257,605.48 and 114,126.64

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Solution

The fourth proportional to 186,687.24, 257,605.48 and 114,126.64 is: 157,480.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,687.24 : 257,605.48 = 114,126.64 : x
  2. Step 2: Convert to fraction form
    186,687.24/257,605.48 = 114,126.64/x
  3. Step 3: Cross multiply
    186,687.24x = 257,605.48 × 114,126.64
  4. Step 4: Simplify right side
    186,687.24x = 29,399,647,877.99
  5. Step 5: Solve for x
    x = 29,399,647,877.99/186,687.24
  6. Step 6: Final answer
    x = 157,480.76

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1.5x scale

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.