Home / 141,619.61-195,439.15-77,093.03

Finding the Fourth Proportional to 141,619.61, 195,439.15 and 77,093.03

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Solution

The fourth proportional to 141,619.61, 195,439.15 and 77,093.03 is: 106,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,619.61 : 195,439.15 = 77,093.03 : x
  2. Step 2: Convert to fraction form
    141,619.61/195,439.15 = 77,093.03/x
  3. Step 3: Cross multiply
    141,619.61x = 195,439.15 × 77,093.03
  4. Step 4: Simplify right side
    141,619.61x = 15,066,995,276.93
  5. Step 5: Solve for x
    x = 15,066,995,276.93/141,619.61
  6. Step 6: Final answer
    x = 106,390.60

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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.