Home / 141,206.31-194,858.86-76,673.02

Finding the Fourth Proportional to 141,206.31, 194,858.86 and 76,673.02

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Solution

The fourth proportional to 141,206.31, 194,858.86 and 76,673.02 is: 105,805.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,206.31 : 194,858.86 = 76,673.02 : x
  2. Step 2: Convert to fraction form
    141,206.31/194,858.86 = 76,673.02/x
  3. Step 3: Cross multiply
    141,206.31x = 194,858.86 × 76,673.02
  4. Step 4: Simplify right side
    141,206.31x = 14,940,417,269.96
  5. Step 5: Solve for x
    x = 14,940,417,269.96/141,206.31
  6. Step 6: Final answer
    x = 105,805.59

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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.