Home / 186,029.58-256,720.46-101,146.44

Finding the Fourth Proportional to 186,029.58, 256,720.46 and 101,146.44

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Solution

The fourth proportional to 186,029.58, 256,720.46 and 101,146.44 is: 139,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,029.58 : 256,720.46 = 101,146.44 : x
  2. Step 2: Convert to fraction form
    186,029.58/256,720.46 = 101,146.44/x
  3. Step 3: Cross multiply
    186,029.58x = 256,720.46 × 101,146.44
  4. Step 4: Simplify right side
    186,029.58x = 25,966,360,604.16
  5. Step 5: Solve for x
    x = 25,966,360,604.16/186,029.58
  6. Step 6: Final answer
    x = 139,581.89

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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.