Home / 141,772.41-195,674.18-81,383.85

Finding the Fourth Proportional to 141,772.41, 195,674.18 and 81,383.85

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Solution

The fourth proportional to 141,772.41, 195,674.18 and 81,383.85 is: 112,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,772.41 : 195,674.18 = 81,383.85 : x
  2. Step 2: Convert to fraction form
    141,772.41/195,674.18 = 81,383.85/x
  3. Step 3: Cross multiply
    141,772.41x = 195,674.18 × 81,383.85
  4. Step 4: Simplify right side
    141,772.41x = 15,924,717,707.07
  5. Step 5: Solve for x
    x = 15,924,717,707.07/141,772.41
  6. Step 6: Final answer
    x = 112,325.93

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1.5x scale

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.