Home / 141,573.59-195,367.63-80,330.93

Finding the Fourth Proportional to 141,573.59, 195,367.63 and 80,330.93

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Solution

The fourth proportional to 141,573.59, 195,367.63 and 80,330.93 is: 110,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,573.59 : 195,367.63 = 80,330.93 : x
  2. Step 2: Convert to fraction form
    141,573.59/195,367.63 = 80,330.93/x
  3. Step 3: Cross multiply
    141,573.59x = 195,367.63 × 80,330.93
  4. Step 4: Simplify right side
    141,573.59x = 15,694,063,208.97
  5. Step 5: Solve for x
    x = 15,694,063,208.97/141,573.59
  6. Step 6: Final answer
    x = 110,854.46

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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.