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Finding the Fourth Proportional to 35,712.30, 50,100.90 and 35,712.30

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Solution

The fourth proportional to 35,712.30, 50,100.90 and 35,712.30 is: 50,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.30 : 50,100.90 = 35,712.30 : x
  2. Step 2: Convert to fraction form
    35,712.30/50,100.90 = 35,712.30/x
  3. Step 3: Cross multiply
    35,712.30x = 50,100.90 × 35,712.30
  4. Step 4: Simplify right side
    35,712.30x = 1,789,218,371.07
  5. Step 5: Solve for x
    x = 1,789,218,371.07/35,712.30
  6. Step 6: Final answer
    x = 50,100.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.