Home / 186,046.80-256,742.76-101,163.79

Finding the Fourth Proportional to 186,046.80, 256,742.76 and 101,163.79

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Solution

The fourth proportional to 186,046.80, 256,742.76 and 101,163.79 is: 139,605.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,046.80 : 256,742.76 = 101,163.79 : x
  2. Step 2: Convert to fraction form
    186,046.80/256,742.76 = 101,163.79/x
  3. Step 3: Cross multiply
    186,046.80x = 256,742.76 × 101,163.79
  4. Step 4: Simplify right side
    186,046.80x = 25,973,070,656.66
  5. Step 5: Solve for x
    x = 25,973,070,656.66/186,046.80
  6. Step 6: Final answer
    x = 139,605.04

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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.