Home / 141,206.76-194,865.87-76,676.10

Finding the Fourth Proportional to 141,206.76, 194,865.87 and 76,676.10

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Solution

The fourth proportional to 141,206.76, 194,865.87 and 76,676.10 is: 105,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,206.76 : 194,865.87 = 76,676.10 : x
  2. Step 2: Convert to fraction form
    141,206.76/194,865.87 = 76,676.10/x
  3. Step 3: Cross multiply
    141,206.76x = 194,865.87 × 76,676.10
  4. Step 4: Simplify right side
    141,206.76x = 14,941,554,934.71
  5. Step 5: Solve for x
    x = 14,941,554,934.71/141,206.76
  6. Step 6: Final answer
    x = 105,813.31

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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.