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Finding the Fourth Proportional to 65,908.02, 90,934.02 and 37,226.16

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Solution

The fourth proportional to 65,908.02, 90,934.02 and 37,226.16 is: 51,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,908.02 : 90,934.02 = 37,226.16 : x
  2. Step 2: Convert to fraction form
    65,908.02/90,934.02 = 37,226.16/x
  3. Step 3: Cross multiply
    65,908.02x = 90,934.02 × 37,226.16
  4. Step 4: Simplify right side
    65,908.02x = 3,385,124,377.96
  5. Step 5: Solve for x
    x = 3,385,124,377.96/65,908.02
  6. Step 6: Final answer
    x = 51,361.34

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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.