Home / 141,119.42-194,747.10-77,463.14

Finding the Fourth Proportional to 141,119.42, 194,747.10 and 77,463.14

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Solution

The fourth proportional to 141,119.42, 194,747.10 and 77,463.14 is: 106,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,119.42 : 194,747.10 = 77,463.14 : x
  2. Step 2: Convert to fraction form
    141,119.42/194,747.10 = 77,463.14/x
  3. Step 3: Cross multiply
    141,119.42x = 194,747.10 × 77,463.14
  4. Step 4: Simplify right side
    141,119.42x = 15,085,721,871.89
  5. Step 5: Solve for x
    x = 15,085,721,871.89/141,119.42
  6. Step 6: Final answer
    x = 106,900.40

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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.