Home / 141,050.43-194,649.77-77,388.48

Finding the Fourth Proportional to 141,050.43, 194,649.77 and 77,388.48

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Solution

The fourth proportional to 141,050.43, 194,649.77 and 77,388.48 is: 106,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.43 : 194,649.77 = 77,388.48 : x
  2. Step 2: Convert to fraction form
    141,050.43/194,649.77 = 77,388.48/x
  3. Step 3: Cross multiply
    141,050.43x = 194,649.77 × 77,388.48
  4. Step 4: Simplify right side
    141,050.43x = 15,063,649,445.71
  5. Step 5: Solve for x
    x = 15,063,649,445.71/141,050.43
  6. Step 6: Final answer
    x = 106,796.20

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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.