Home / 141,200.67-194,877.32-84,617.31

Finding the Fourth Proportional to 141,200.67, 194,877.32 and 84,617.31

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Solution

The fourth proportional to 141,200.67, 194,877.32 and 84,617.31 is: 116,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,200.67 : 194,877.32 = 84,617.31 : x
  2. Step 2: Convert to fraction form
    141,200.67/194,877.32 = 84,617.31/x
  3. Step 3: Cross multiply
    141,200.67x = 194,877.32 × 84,617.31
  4. Step 4: Simplify right side
    141,200.67x = 16,489,994,598.41
  5. Step 5: Solve for x
    x = 16,489,994,598.41/141,200.67
  6. Step 6: Final answer
    x = 116,784.11

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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.