Home / 115,575.93-173,390.49-49,018.64

Finding the Fourth Proportional to 115,575.93, 173,390.49 and 49,018.64

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Solution

The fourth proportional to 115,575.93, 173,390.49 and 49,018.64 is: 73,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,575.93 : 173,390.49 = 49,018.64 : x
  2. Step 2: Convert to fraction form
    115,575.93/173,390.49 = 49,018.64/x
  3. Step 3: Cross multiply
    115,575.93x = 173,390.49 × 49,018.64
  4. Step 4: Simplify right side
    115,575.93x = 8,499,365,141.78
  5. Step 5: Solve for x
    x = 8,499,365,141.78/115,575.93
  6. Step 6: Final answer
    x = 73,539.23

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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.