Home / 49,937.10-68,881.55-37,974.21

Finding the Fourth Proportional to 49,937.10, 68,881.55 and 37,974.21

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Solution

The fourth proportional to 49,937.10, 68,881.55 and 37,974.21 is: 52,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,937.10 : 68,881.55 = 37,974.21 : x
  2. Step 2: Convert to fraction form
    49,937.10/68,881.55 = 37,974.21/x
  3. Step 3: Cross multiply
    49,937.10x = 68,881.55 × 37,974.21
  4. Step 4: Simplify right side
    49,937.10x = 2,615,722,444.83
  5. Step 5: Solve for x
    x = 2,615,722,444.83/49,937.10
  6. Step 6: Final answer
    x = 52,380.34

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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.