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Finding the Fourth Proportional to 186,174.96, 256,922.52 and 101,292.60

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Solution

The fourth proportional to 186,174.96, 256,922.52 and 101,292.60 is: 139,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,174.96 : 256,922.52 = 101,292.60 : x
  2. Step 2: Convert to fraction form
    186,174.96/256,922.52 = 101,292.60/x
  3. Step 3: Cross multiply
    186,174.96x = 256,922.52 × 101,292.60
  4. Step 4: Simplify right side
    186,174.96x = 26,024,350,049.35
  5. Step 5: Solve for x
    x = 26,024,350,049.35/186,174.96
  6. Step 6: Final answer
    x = 139,784.37

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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.