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Finding the Fourth Proportional to 186,260.72, 257,001.72 and 179,859.92

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Solution

The fourth proportional to 186,260.72, 257,001.72 and 179,859.92 is: 248,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,260.72 : 257,001.72 = 179,859.92 : x
  2. Step 2: Convert to fraction form
    186,260.72/257,001.72 = 179,859.92/x
  3. Step 3: Cross multiply
    186,260.72x = 257,001.72 × 179,859.92
  4. Step 4: Simplify right side
    186,260.72x = 46,224,308,799.06
  5. Step 5: Solve for x
    x = 46,224,308,799.06/186,260.72
  6. Step 6: Final answer
    x = 248,169.92

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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.