Home / 141,817.01-195,707.51-77,286.27

Finding the Fourth Proportional to 141,817.01, 195,707.51 and 77,286.27

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Solution

The fourth proportional to 141,817.01, 195,707.51 and 77,286.27 is: 106,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,817.01 : 195,707.51 = 77,286.27 : x
  2. Step 2: Convert to fraction form
    141,817.01/195,707.51 = 77,286.27/x
  3. Step 3: Cross multiply
    141,817.01x = 195,707.51 × 77,286.27
  4. Step 4: Simplify right side
    141,817.01x = 15,125,502,995.33
  5. Step 5: Solve for x
    x = 15,125,502,995.33/141,817.01
  6. Step 6: Final answer
    x = 106,655.07

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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.