Home / 140,684.22-194,144.67-77,026.14

Finding the Fourth Proportional to 140,684.22, 194,144.67 and 77,026.14

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Solution

The fourth proportional to 140,684.22, 194,144.67 and 77,026.14 is: 106,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,684.22 : 194,144.67 = 77,026.14 : x
  2. Step 2: Convert to fraction form
    140,684.22/194,144.67 = 77,026.14/x
  3. Step 3: Cross multiply
    140,684.22x = 194,144.67 × 77,026.14
  4. Step 4: Simplify right side
    140,684.22x = 14,954,214,531.67
  5. Step 5: Solve for x
    x = 14,954,214,531.67/140,684.22
  6. Step 6: Final answer
    x = 106,296.32

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1.5x scale

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.