Home / 141,116.22-194,742.90-77,459.94

Finding the Fourth Proportional to 141,116.22, 194,742.90 and 77,459.94

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Solution

The fourth proportional to 141,116.22, 194,742.90 and 77,459.94 is: 106,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,116.22 : 194,742.90 = 77,459.94 : x
  2. Step 2: Convert to fraction form
    141,116.22/194,742.90 = 77,459.94/x
  3. Step 3: Cross multiply
    141,116.22x = 194,742.90 × 77,459.94
  4. Step 4: Simplify right side
    141,116.22x = 15,084,773,349.43
  5. Step 5: Solve for x
    x = 15,084,773,349.43/141,116.22
  6. Step 6: Final answer
    x = 106,896.10

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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.