Home / 141,832.16-195,722.62-77,300.03

Finding the Fourth Proportional to 141,832.16, 195,722.62 and 77,300.03

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Solution

The fourth proportional to 141,832.16, 195,722.62 and 77,300.03 is: 106,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,832.16 : 195,722.62 = 77,300.03 : x
  2. Step 2: Convert to fraction form
    141,832.16/195,722.62 = 77,300.03/x
  3. Step 3: Cross multiply
    141,832.16x = 195,722.62 × 77,300.03
  4. Step 4: Simplify right side
    141,832.16x = 15,129,364,397.68
  5. Step 5: Solve for x
    x = 15,129,364,397.68/141,832.16
  6. Step 6: Final answer
    x = 106,670.90

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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.