Home / 38,745.16-58,127.49-11,043.16

Finding the Fourth Proportional to 38,745.16, 58,127.49 and 11,043.16

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Solution

The fourth proportional to 38,745.16, 58,127.49 and 11,043.16 is: 16,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,745.16 : 58,127.49 = 11,043.16 : x
  2. Step 2: Convert to fraction form
    38,745.16/58,127.49 = 11,043.16/x
  3. Step 3: Cross multiply
    38,745.16x = 58,127.49 × 11,043.16
  4. Step 4: Simplify right side
    38,745.16x = 641,911,172.47
  5. Step 5: Solve for x
    x = 641,911,172.47/38,745.16
  6. Step 6: Final answer
    x = 16,567.52

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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.