Home / 126,063.06-173,971.44-68,707.16

Finding the Fourth Proportional to 126,063.06, 173,971.44 and 68,707.16

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Solution

The fourth proportional to 126,063.06, 173,971.44 and 68,707.16 is: 94,818.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,063.06 : 173,971.44 = 68,707.16 : x
  2. Step 2: Convert to fraction form
    126,063.06/173,971.44 = 68,707.16/x
  3. Step 3: Cross multiply
    126,063.06x = 173,971.44 × 68,707.16
  4. Step 4: Simplify right side
    126,063.06x = 11,953,083,642.10
  5. Step 5: Solve for x
    x = 11,953,083,642.10/126,063.06
  6. Step 6: Final answer
    x = 94,818.29

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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.