Home / 141,349.69-194,997.54-86,852.38

Finding the Fourth Proportional to 141,349.69, 194,997.54 and 86,852.38

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Solution

The fourth proportional to 141,349.69, 194,997.54 and 86,852.38 is: 119,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,349.69 : 194,997.54 = 86,852.38 : x
  2. Step 2: Convert to fraction form
    141,349.69/194,997.54 = 86,852.38/x
  3. Step 3: Cross multiply
    141,349.69x = 194,997.54 × 86,852.38
  4. Step 4: Simplify right side
    141,349.69x = 16,936,000,443.15
  5. Step 5: Solve for x
    x = 16,936,000,443.15/141,349.69
  6. Step 6: Final answer
    x = 119,816.33

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1.5x scale

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.