Home / 58,177.33-87,274.19-20,729.39

Finding the Fourth Proportional to 58,177.33, 87,274.19 and 20,729.39

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Solution

The fourth proportional to 58,177.33, 87,274.19 and 20,729.39 is: 31,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,177.33 : 87,274.19 = 20,729.39 : x
  2. Step 2: Convert to fraction form
    58,177.33/87,274.19 = 20,729.39/x
  3. Step 3: Cross multiply
    58,177.33x = 87,274.19 × 20,729.39
  4. Step 4: Simplify right side
    58,177.33x = 1,809,140,336.90
  5. Step 5: Solve for x
    x = 1,809,140,336.90/58,177.33
  6. Step 6: Final answer
    x = 31,097.00

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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.