Home / 48,840.68-67,380.58-31,859.84

Finding the Fourth Proportional to 48,840.68, 67,380.58 and 31,859.84

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Solution

The fourth proportional to 48,840.68, 67,380.58 and 31,859.84 is: 43,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,840.68 : 67,380.58 = 31,859.84 : x
  2. Step 2: Convert to fraction form
    48,840.68/67,380.58 = 31,859.84/x
  3. Step 3: Cross multiply
    48,840.68x = 67,380.58 × 31,859.84
  4. Step 4: Simplify right side
    48,840.68x = 2,146,734,497.91
  5. Step 5: Solve for x
    x = 2,146,734,497.91/48,840.68
  6. Step 6: Final answer
    x = 43,953.82

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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.