Home / 141,167.40-194,818.02-77,504.68

Finding the Fourth Proportional to 141,167.40, 194,818.02 and 77,504.68

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Solution

The fourth proportional to 141,167.40, 194,818.02 and 77,504.68 is: 106,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,167.40 : 194,818.02 = 77,504.68 : x
  2. Step 2: Convert to fraction form
    141,167.40/194,818.02 = 77,504.68/x
  3. Step 3: Cross multiply
    141,167.40x = 194,818.02 × 77,504.68
  4. Step 4: Simplify right side
    141,167.40x = 15,099,308,298.33
  5. Step 5: Solve for x
    x = 15,099,308,298.33/141,167.40
  6. Step 6: Final answer
    x = 106,960.31

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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.