Home / 71,977.48-107,983.23-27,603.25

Finding the Fourth Proportional to 71,977.48, 107,983.23 and 27,603.25

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Solution

The fourth proportional to 71,977.48, 107,983.23 and 27,603.25 is: 41,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,977.48 : 107,983.23 = 27,603.25 : x
  2. Step 2: Convert to fraction form
    71,977.48/107,983.23 = 27,603.25/x
  3. Step 3: Cross multiply
    71,977.48x = 107,983.23 × 27,603.25
  4. Step 4: Simplify right side
    71,977.48x = 2,980,688,093.50
  5. Step 5: Solve for x
    x = 2,980,688,093.50/71,977.48
  6. Step 6: Final answer
    x = 41,411.40

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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.