Home / 101,022.07-139,400.94-58,576

Finding the Fourth Proportional to 101,022.07, 139,400.94 and 58,576

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Solution

The fourth proportional to 101,022.07, 139,400.94 and 58,576 is: 80,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,022.07 : 139,400.94 = 58,576 : x
  2. Step 2: Convert to fraction form
    101,022.07/139,400.94 = 58,576/x
  3. Step 3: Cross multiply
    101,022.07x = 139,400.94 × 58,576
  4. Step 4: Simplify right side
    101,022.07x = 8,165,549,461.44
  5. Step 5: Solve for x
    x = 8,165,549,461.44/101,022.07
  6. Step 6: Final answer
    x = 80,829.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.