Home / 141,165.18-194,808.33-77,507.10

Finding the Fourth Proportional to 141,165.18, 194,808.33 and 77,507.10

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Solution

The fourth proportional to 141,165.18, 194,808.33 and 77,507.10 is: 106,960.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,165.18 : 194,808.33 = 77,507.10 : x
  2. Step 2: Convert to fraction form
    141,165.18/194,808.33 = 77,507.10/x
  3. Step 3: Cross multiply
    141,165.18x = 194,808.33 × 77,507.10
  4. Step 4: Simplify right side
    141,165.18x = 15,099,028,714.14
  5. Step 5: Solve for x
    x = 15,099,028,714.14/141,165.18
  6. Step 6: Final answer
    x = 106,960.01

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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.