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Finding the Fourth Proportional to 183,939, 275,659.02 and 83,975.28

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Solution

The fourth proportional to 183,939, 275,659.02 and 83,975.28 is: 125,849.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,939 : 275,659.02 = 83,975.28 : x
  2. Step 2: Convert to fraction form
    183,939/275,659.02 = 83,975.28/x
  3. Step 3: Cross multiply
    183,939x = 275,659.02 × 83,975.28
  4. Step 4: Simplify right side
    183,939x = 23,148,543,389.03
  5. Step 5: Solve for x
    x = 23,148,543,389.03/183,939
  6. Step 6: Final answer
    x = 125,849.02

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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.