Home / 186,846-257,852.94-101,968.56

Finding the Fourth Proportional to 186,846, 257,852.94 and 101,968.56

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Solution

The fourth proportional to 186,846, 257,852.94 and 101,968.56 is: 140,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,846 : 257,852.94 = 101,968.56 : x
  2. Step 2: Convert to fraction form
    186,846/257,852.94 = 101,968.56/x
  3. Step 3: Cross multiply
    186,846x = 257,852.94 × 101,968.56
  4. Step 4: Simplify right side
    186,846x = 26,292,892,983.57
  5. Step 5: Solve for x
    x = 26,292,892,983.57/186,846
  6. Step 6: Final answer
    x = 140,719.59

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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.