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Finding the Fourth Proportional to 35,846.52, 49,469.34 and 19,931.64

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Solution

The fourth proportional to 35,846.52, 49,469.34 and 19,931.64 is: 27,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,846.52 : 49,469.34 = 19,931.64 : x
  2. Step 2: Convert to fraction form
    35,846.52/49,469.34 = 19,931.64/x
  3. Step 3: Cross multiply
    35,846.52x = 49,469.34 × 19,931.64
  4. Step 4: Simplify right side
    35,846.52x = 986,005,075.92
  5. Step 5: Solve for x
    x = 986,005,075.92/35,846.52
  6. Step 6: Final answer
    x = 27,506.30

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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.