Home / 76,924.10-106,118.86-50,056.81

Finding the Fourth Proportional to 76,924.10, 106,118.86 and 50,056.81

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Solution

The fourth proportional to 76,924.10, 106,118.86 and 50,056.81 is: 69,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,924.10 : 106,118.86 = 50,056.81 : x
  2. Step 2: Convert to fraction form
    76,924.10/106,118.86 = 50,056.81/x
  3. Step 3: Cross multiply
    76,924.10x = 106,118.86 × 50,056.81
  4. Step 4: Simplify right side
    76,924.10x = 5,311,971,612.44
  5. Step 5: Solve for x
    x = 5,311,971,612.44/76,924.10
  6. Step 6: Final answer
    x = 69,054.71

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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.