Home / 124,126.49-171,295.67-67,536.65

Finding the Fourth Proportional to 124,126.49, 171,295.67 and 67,536.65

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Solution

The fourth proportional to 124,126.49, 171,295.67 and 67,536.65 is: 93,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,126.49 : 171,295.67 = 67,536.65 : x
  2. Step 2: Convert to fraction form
    124,126.49/171,295.67 = 67,536.65/x
  3. Step 3: Cross multiply
    124,126.49x = 171,295.67 × 67,536.65
  4. Step 4: Simplify right side
    124,126.49x = 11,568,736,308.39
  5. Step 5: Solve for x
    x = 11,568,736,308.39/124,126.49
  6. Step 6: Final answer
    x = 93,201.19

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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.