Home / 141,377.26-195,095.67-77,714.60

Finding the Fourth Proportional to 141,377.26, 195,095.67 and 77,714.60

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Solution

The fourth proportional to 141,377.26, 195,095.67 and 77,714.60 is: 107,243.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,377.26 : 195,095.67 = 77,714.60 : x
  2. Step 2: Convert to fraction form
    141,377.26/195,095.67 = 77,714.60/x
  3. Step 3: Cross multiply
    141,377.26x = 195,095.67 × 77,714.60
  4. Step 4: Simplify right side
    141,377.26x = 15,161,781,955.78
  5. Step 5: Solve for x
    x = 15,161,781,955.78/141,377.26
  6. Step 6: Final answer
    x = 107,243.43

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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.