Home / 39,185.54-54,077.11-23,053.98

Finding the Fourth Proportional to 39,185.54, 54,077.11 and 23,053.98

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Solution

The fourth proportional to 39,185.54, 54,077.11 and 23,053.98 is: 31,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.54 : 54,077.11 = 23,053.98 : x
  2. Step 2: Convert to fraction form
    39,185.54/54,077.11 = 23,053.98/x
  3. Step 3: Cross multiply
    39,185.54x = 54,077.11 × 23,053.98
  4. Step 4: Simplify right side
    39,185.54x = 1,246,692,612.40
  5. Step 5: Solve for x
    x = 1,246,692,612.40/39,185.54
  6. Step 6: Final answer
    x = 31,815.12

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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.