Home / 57,286.67-79,056.46-31,794.68

Finding the Fourth Proportional to 57,286.67, 79,056.46 and 31,794.68

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Solution

The fourth proportional to 57,286.67, 79,056.46 and 31,794.68 is: 43,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,286.67 : 79,056.46 = 31,794.68 : x
  2. Step 2: Convert to fraction form
    57,286.67/79,056.46 = 31,794.68/x
  3. Step 3: Cross multiply
    57,286.67x = 79,056.46 × 31,794.68
  4. Step 4: Simplify right side
    57,286.67x = 2,513,574,461.48
  5. Step 5: Solve for x
    x = 2,513,574,461.48/57,286.67
  6. Step 6: Final answer
    x = 43,877.13

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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.