Home / 141,853.26-195,757.47-77,322.59

Finding the Fourth Proportional to 141,853.26, 195,757.47 and 77,322.59

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Solution

The fourth proportional to 141,853.26, 195,757.47 and 77,322.59 is: 106,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,853.26 : 195,757.47 = 77,322.59 : x
  2. Step 2: Convert to fraction form
    141,853.26/195,757.47 = 77,322.59/x
  3. Step 3: Cross multiply
    141,853.26x = 195,757.47 × 77,322.59
  4. Step 4: Simplify right side
    141,853.26x = 15,136,473,613.46
  5. Step 5: Solve for x
    x = 15,136,473,613.46/141,853.26
  6. Step 6: Final answer
    x = 106,705.15

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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.