Home / 124,125.54-171,295.47-67,537.86

Finding the Fourth Proportional to 124,125.54, 171,295.47 and 67,537.86

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Solution

The fourth proportional to 124,125.54, 171,295.47 and 67,537.86 is: 93,203.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,125.54 : 171,295.47 = 67,537.86 : x
  2. Step 2: Convert to fraction form
    124,125.54/171,295.47 = 67,537.86/x
  3. Step 3: Cross multiply
    124,125.54x = 171,295.47 × 67,537.86
  4. Step 4: Simplify right side
    124,125.54x = 11,568,929,471.49
  5. Step 5: Solve for x
    x = 11,568,929,471.49/124,125.54
  6. Step 6: Final answer
    x = 93,203.46

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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.