Home / 49,972.86-68,960.40-27,311.49

Finding the Fourth Proportional to 49,972.86, 68,960.40 and 27,311.49

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Solution

The fourth proportional to 49,972.86, 68,960.40 and 27,311.49 is: 37,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,972.86 : 68,960.40 = 27,311.49 : x
  2. Step 2: Convert to fraction form
    49,972.86/68,960.40 = 27,311.49/x
  3. Step 3: Cross multiply
    49,972.86x = 68,960.40 × 27,311.49
  4. Step 4: Simplify right side
    49,972.86x = 1,883,411,275.00
  5. Step 5: Solve for x
    x = 1,883,411,275.00/49,972.86
  6. Step 6: Final answer
    x = 37,688.68

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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.