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Finding the Fourth Proportional to 183,967.60, 275,951.40 and 136,728.40

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Solution

The fourth proportional to 183,967.60, 275,951.40 and 136,728.40 is: 205,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,967.60 : 275,951.40 = 136,728.40 : x
  2. Step 2: Convert to fraction form
    183,967.60/275,951.40 = 136,728.40/x
  3. Step 3: Cross multiply
    183,967.60x = 275,951.40 × 136,728.40
  4. Step 4: Simplify right side
    183,967.60x = 37,730,393,399.76
  5. Step 5: Solve for x
    x = 37,730,393,399.76/183,967.60
  6. Step 6: Final answer
    x = 205,092.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.