Home / 124,555.19-171,884.54-67,965.59

Finding the Fourth Proportional to 124,555.19, 171,884.54 and 67,965.59

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Solution

The fourth proportional to 124,555.19, 171,884.54 and 67,965.59 is: 93,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,555.19 : 171,884.54 = 67,965.59 : x
  2. Step 2: Convert to fraction form
    124,555.19/171,884.54 = 67,965.59/x
  3. Step 3: Cross multiply
    124,555.19x = 171,884.54 × 67,965.59
  4. Step 4: Simplify right side
    124,555.19x = 11,682,233,483.47
  5. Step 5: Solve for x
    x = 11,682,233,483.47/124,555.19
  6. Step 6: Final answer
    x = 93,791.63

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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.