Home / 115,973.69-173,987.75-36,007.54

Finding the Fourth Proportional to 115,973.69, 173,987.75 and 36,007.54

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Solution

The fourth proportional to 115,973.69, 173,987.75 and 36,007.54 is: 54,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,973.69 : 173,987.75 = 36,007.54 : x
  2. Step 2: Convert to fraction form
    115,973.69/173,987.75 = 36,007.54/x
  3. Step 3: Cross multiply
    115,973.69x = 173,987.75 × 36,007.54
  4. Step 4: Simplify right side
    115,973.69x = 6,264,870,522.68
  5. Step 5: Solve for x
    x = 6,264,870,522.68/115,973.69
  6. Step 6: Final answer
    x = 54,019.76

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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.