Home / 124,269.26-171,493.47-67,680.63

Finding the Fourth Proportional to 124,269.26, 171,493.47 and 67,680.63

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Solution

The fourth proportional to 124,269.26, 171,493.47 and 67,680.63 is: 93,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,269.26 : 171,493.47 = 67,680.63 : x
  2. Step 2: Convert to fraction form
    124,269.26/171,493.47 = 67,680.63/x
  3. Step 3: Cross multiply
    124,269.26x = 171,493.47 × 67,680.63
  4. Step 4: Simplify right side
    124,269.26x = 11,606,786,090.49
  5. Step 5: Solve for x
    x = 11,606,786,090.49/124,269.26
  6. Step 6: Final answer
    x = 93,400.30

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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.