Home / 58,177.70-87,274.37-18,725.30

Finding the Fourth Proportional to 58,177.70, 87,274.37 and 18,725.30

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Solution

The fourth proportional to 58,177.70, 87,274.37 and 18,725.30 is: 28,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,177.70 : 87,274.37 = 18,725.30 : x
  2. Step 2: Convert to fraction form
    58,177.70/87,274.37 = 18,725.30/x
  3. Step 3: Cross multiply
    58,177.70x = 87,274.37 × 18,725.30
  4. Step 4: Simplify right side
    58,177.70x = 1,634,238,371.00
  5. Step 5: Solve for x
    x = 1,634,238,371.00/58,177.70
  6. Step 6: Final answer
    x = 28,090.46

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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.