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Finding the Fourth Proportional to 186,907.27, 257,923.08 and 106,327.27

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Solution

The fourth proportional to 186,907.27, 257,923.08 and 106,327.27 is: 146,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,907.27 : 257,923.08 = 106,327.27 : x
  2. Step 2: Convert to fraction form
    186,907.27/257,923.08 = 106,327.27/x
  3. Step 3: Cross multiply
    186,907.27x = 257,923.08 × 106,327.27
  4. Step 4: Simplify right side
    186,907.27x = 27,424,256,966.39
  5. Step 5: Solve for x
    x = 27,424,256,966.39/186,907.27
  6. Step 6: Final answer
    x = 146,726.54

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1.5x scale

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.