Home / 186,451.24-257,304.41-112,865.36

Finding the Fourth Proportional to 186,451.24, 257,304.41 and 112,865.36

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Solution

The fourth proportional to 186,451.24, 257,304.41 and 112,865.36 is: 155,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,451.24 : 257,304.41 = 112,865.36 : x
  2. Step 2: Convert to fraction form
    186,451.24/257,304.41 = 112,865.36/x
  3. Step 3: Cross multiply
    186,451.24x = 257,304.41 × 112,865.36
  4. Step 4: Simplify right side
    186,451.24x = 29,040,755,507.50
  5. Step 5: Solve for x
    x = 29,040,755,507.50/186,451.24
  6. Step 6: Final answer
    x = 155,755.23

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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.