Home / 56,301.67-84,397.83-31,318.84

Finding the Fourth Proportional to 56,301.67, 84,397.83 and 31,318.84

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Solution

The fourth proportional to 56,301.67, 84,397.83 and 31,318.84 is: 46,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,301.67 : 84,397.83 = 31,318.84 : x
  2. Step 2: Convert to fraction form
    56,301.67/84,397.83 = 31,318.84/x
  3. Step 3: Cross multiply
    56,301.67x = 84,397.83 × 31,318.84
  4. Step 4: Simplify right side
    56,301.67x = 2,643,242,134.12
  5. Step 5: Solve for x
    x = 2,643,242,134.12/56,301.67
  6. Step 6: Final answer
    x = 46,947.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.