Home / 141,302.81-194,949.66-87,568.22

Finding the Fourth Proportional to 141,302.81, 194,949.66 and 87,568.22

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Solution

The fourth proportional to 141,302.81, 194,949.66 and 87,568.22 is: 120,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,302.81 : 194,949.66 = 87,568.22 : x
  2. Step 2: Convert to fraction form
    141,302.81/194,949.66 = 87,568.22/x
  3. Step 3: Cross multiply
    141,302.81x = 194,949.66 × 87,568.22
  4. Step 4: Simplify right side
    141,302.81x = 17,071,393,741.06
  5. Step 5: Solve for x
    x = 17,071,393,741.06/141,302.81
  6. Step 6: Final answer
    x = 120,814.26

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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.