Home / 141,022.47-194,609.95-77,359.85

Finding the Fourth Proportional to 141,022.47, 194,609.95 and 77,359.85

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Solution

The fourth proportional to 141,022.47, 194,609.95 and 77,359.85 is: 106,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,022.47 : 194,609.95 = 77,359.85 : x
  2. Step 2: Convert to fraction form
    141,022.47/194,609.95 = 77,359.85/x
  3. Step 3: Cross multiply
    141,022.47x = 194,609.95 × 77,359.85
  4. Step 4: Simplify right side
    141,022.47x = 15,054,996,540.51
  5. Step 5: Solve for x
    x = 15,054,996,540.51/141,022.47
  6. Step 6: Final answer
    x = 106,756.01

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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.