Home / 109,263.36-163,791.36-39,106.56

Finding the Fourth Proportional to 109,263.36, 163,791.36 and 39,106.56

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Solution

The fourth proportional to 109,263.36, 163,791.36 and 39,106.56 is: 58,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,263.36 : 163,791.36 = 39,106.56 : x
  2. Step 2: Convert to fraction form
    109,263.36/163,791.36 = 39,106.56/x
  3. Step 3: Cross multiply
    109,263.36x = 163,791.36 × 39,106.56
  4. Step 4: Simplify right side
    109,263.36x = 6,405,316,647.32
  5. Step 5: Solve for x
    x = 6,405,316,647.32/109,263.36
  6. Step 6: Final answer
    x = 58,622.73

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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.