Home / 141,050.11-194,649.15-77,386.54

Finding the Fourth Proportional to 141,050.11, 194,649.15 and 77,386.54

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Solution

The fourth proportional to 141,050.11, 194,649.15 and 77,386.54 is: 106,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.11 : 194,649.15 = 77,386.54 : x
  2. Step 2: Convert to fraction form
    141,050.11/194,649.15 = 77,386.54/x
  3. Step 3: Cross multiply
    141,050.11x = 194,649.15 × 77,386.54
  4. Step 4: Simplify right side
    141,050.11x = 15,063,224,183.34
  5. Step 5: Solve for x
    x = 15,063,224,183.34/141,050.11
  6. Step 6: Final answer
    x = 106,793.42

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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.