Home / 115,603.10-173,408.24-31,362.93

Finding the Fourth Proportional to 115,603.10, 173,408.24 and 31,362.93

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Solution

The fourth proportional to 115,603.10, 173,408.24 and 31,362.93 is: 47,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,603.10 : 173,408.24 = 31,362.93 : x
  2. Step 2: Convert to fraction form
    115,603.10/173,408.24 = 31,362.93/x
  3. Step 3: Cross multiply
    115,603.10x = 173,408.24 × 31,362.93
  4. Step 4: Simplify right side
    115,603.10x = 5,438,590,335.73
  5. Step 5: Solve for x
    x = 5,438,590,335.73/115,603.10
  6. Step 6: Final answer
    x = 47,045.37

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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.