Home / 58,611.36-87,963.53-30,539.39

Finding the Fourth Proportional to 58,611.36, 87,963.53 and 30,539.39

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Solution

The fourth proportional to 58,611.36, 87,963.53 and 30,539.39 is: 45,833.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,611.36 : 87,963.53 = 30,539.39 : x
  2. Step 2: Convert to fraction form
    58,611.36/87,963.53 = 30,539.39/x
  3. Step 3: Cross multiply
    58,611.36x = 87,963.53 × 30,539.39
  4. Step 4: Simplify right side
    58,611.36x = 2,686,352,615.66
  5. Step 5: Solve for x
    x = 2,686,352,615.66/58,611.36
  6. Step 6: Final answer
    x = 45,833.31

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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.