Home / 115,711.65-173,533.46-49,151.25

Finding the Fourth Proportional to 115,711.65, 173,533.46 and 49,151.25

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Solution

The fourth proportional to 115,711.65, 173,533.46 and 49,151.25 is: 73,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,711.65 : 173,533.46 = 49,151.25 : x
  2. Step 2: Convert to fraction form
    115,711.65/173,533.46 = 49,151.25/x
  3. Step 3: Cross multiply
    115,711.65x = 173,533.46 × 49,151.25
  4. Step 4: Simplify right side
    115,711.65x = 8,529,386,230.07
  5. Step 5: Solve for x
    x = 8,529,386,230.07/115,711.65
  6. Step 6: Final answer
    x = 73,712.42

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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.