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Finding the Fourth Proportional to 35,533.60, 49,839.20 and 35,533.60

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Solution

The fourth proportional to 35,533.60, 49,839.20 and 35,533.60 is: 49,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.60 : 49,839.20 = 35,533.60 : x
  2. Step 2: Convert to fraction form
    35,533.60/49,839.20 = 35,533.60/x
  3. Step 3: Cross multiply
    35,533.60x = 49,839.20 × 35,533.60
  4. Step 4: Simplify right side
    35,533.60x = 1,770,966,197.12
  5. Step 5: Solve for x
    x = 1,770,966,197.12/35,533.60
  6. Step 6: Final answer
    x = 49,839.20

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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.