Home / 95,741.80-143,612.70-53,751.40

Finding the Fourth Proportional to 95,741.80, 143,612.70 and 53,751.40

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Solution

The fourth proportional to 95,741.80, 143,612.70 and 53,751.40 is: 80,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,741.80 : 143,612.70 = 53,751.40 : x
  2. Step 2: Convert to fraction form
    95,741.80/143,612.70 = 53,751.40/x
  3. Step 3: Cross multiply
    95,741.80x = 143,612.70 × 53,751.40
  4. Step 4: Simplify right side
    95,741.80x = 7,719,383,682.78
  5. Step 5: Solve for x
    x = 7,719,383,682.78/95,741.80
  6. Step 6: Final answer
    x = 80,627.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.