Home / 141,112.73-194,826.80-87,454.69

Finding the Fourth Proportional to 141,112.73, 194,826.80 and 87,454.69

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Solution

The fourth proportional to 141,112.73, 194,826.80 and 87,454.69 is: 120,744.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,112.73 : 194,826.80 = 87,454.69 : x
  2. Step 2: Convert to fraction form
    141,112.73/194,826.80 = 87,454.69/x
  3. Step 3: Cross multiply
    141,112.73x = 194,826.80 × 87,454.69
  4. Step 4: Simplify right side
    141,112.73x = 17,038,517,129.26
  5. Step 5: Solve for x
    x = 17,038,517,129.26/141,112.73
  6. Step 6: Final answer
    x = 120,744.01

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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.