Home / 141,265.50-194,940.63-83,913.18

Finding the Fourth Proportional to 141,265.50, 194,940.63 and 83,913.18

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Solution

The fourth proportional to 141,265.50, 194,940.63 and 83,913.18 is: 115,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,265.50 : 194,940.63 = 83,913.18 : x
  2. Step 2: Convert to fraction form
    141,265.50/194,940.63 = 83,913.18/x
  3. Step 3: Cross multiply
    141,265.50x = 194,940.63 × 83,913.18
  4. Step 4: Simplify right side
    141,265.50x = 16,358,088,174.50
  5. Step 5: Solve for x
    x = 16,358,088,174.50/141,265.50
  6. Step 6: Final answer
    x = 115,796.77

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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.