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Finding the Fourth Proportional to 186,057.52, 256,758.06 and 101,174.60

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Solution

The fourth proportional to 186,057.52, 256,758.06 and 101,174.60 is: 139,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,057.52 : 256,758.06 = 101,174.60 : x
  2. Step 2: Convert to fraction form
    186,057.52/256,758.06 = 101,174.60/x
  3. Step 3: Cross multiply
    186,057.52x = 256,758.06 × 101,174.60
  4. Step 4: Simplify right side
    186,057.52x = 25,977,394,017.28
  5. Step 5: Solve for x
    x = 25,977,394,017.28/186,057.52
  6. Step 6: Final answer
    x = 139,620.23

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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.