Home / 186,591.36-257,488.44-101,706.56

Finding the Fourth Proportional to 186,591.36, 257,488.44 and 101,706.56

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Solution

The fourth proportional to 186,591.36, 257,488.44 and 101,706.56 is: 140,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,591.36 : 257,488.44 = 101,706.56 : x
  2. Step 2: Convert to fraction form
    186,591.36/257,488.44 = 101,706.56/x
  3. Step 3: Cross multiply
    186,591.36x = 257,488.44 × 101,706.56
  4. Step 4: Simplify right side
    186,591.36x = 26,188,263,472.17
  5. Step 5: Solve for x
    x = 26,188,263,472.17/186,591.36
  6. Step 6: Final answer
    x = 140,350.89

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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.