Home / 124,301.71-171,535.48-67,713.09

Finding the Fourth Proportional to 124,301.71, 171,535.48 and 67,713.09

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Solution

The fourth proportional to 124,301.71, 171,535.48 and 67,713.09 is: 93,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,301.71 : 171,535.48 = 67,713.09 : x
  2. Step 2: Convert to fraction form
    124,301.71/171,535.48 = 67,713.09/x
  3. Step 3: Cross multiply
    124,301.71x = 171,535.48 × 67,713.09
  4. Step 4: Simplify right side
    124,301.71x = 11,615,197,395.43
  5. Step 5: Solve for x
    x = 11,615,197,395.43/124,301.71
  6. Step 6: Final answer
    x = 93,443.58

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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.