Home / 70,110.90-104,629.77-62,631.36

Finding the Fourth Proportional to 70,110.90, 104,629.77 and 62,631.36

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Solution

The fourth proportional to 70,110.90, 104,629.77 and 62,631.36 is: 93,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,110.90 : 104,629.77 = 62,631.36 : x
  2. Step 2: Convert to fraction form
    70,110.90/104,629.77 = 62,631.36/x
  3. Step 3: Cross multiply
    70,110.90x = 104,629.77 × 62,631.36
  4. Step 4: Simplify right side
    70,110.90x = 6,553,104,791.59
  5. Step 5: Solve for x
    x = 6,553,104,791.59/70,110.90
  6. Step 6: Final answer
    x = 93,467.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.