Home / 51,928.56-71,663.49-29,268.50

Finding the Fourth Proportional to 51,928.56, 71,663.49 and 29,268.50

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Solution

The fourth proportional to 51,928.56, 71,663.49 and 29,268.50 is: 40,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,928.56 : 71,663.49 = 29,268.50 : x
  2. Step 2: Convert to fraction form
    51,928.56/71,663.49 = 29,268.50/x
  3. Step 3: Cross multiply
    51,928.56x = 71,663.49 × 29,268.50
  4. Step 4: Simplify right side
    51,928.56x = 2,097,482,498.75
  5. Step 5: Solve for x
    x = 2,097,482,498.75/51,928.56
  6. Step 6: Final answer
    x = 40,391.69

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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.