Home / 186,780.52-257,746.62-106,227.64

Finding the Fourth Proportional to 186,780.52, 257,746.62 and 106,227.64

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Solution

The fourth proportional to 186,780.52, 257,746.62 and 106,227.64 is: 146,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,780.52 : 257,746.62 = 106,227.64 : x
  2. Step 2: Convert to fraction form
    186,780.52/257,746.62 = 106,227.64/x
  3. Step 3: Cross multiply
    186,780.52x = 257,746.62 × 106,227.64
  4. Step 4: Simplify right side
    186,780.52x = 27,379,815,160.58
  5. Step 5: Solve for x
    x = 27,379,815,160.58/186,780.52
  6. Step 6: Final answer
    x = 146,588.17

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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.