Home / 115,513.43-173,267.71-53,183.93

Finding the Fourth Proportional to 115,513.43, 173,267.71 and 53,183.93

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Solution

The fourth proportional to 115,513.43, 173,267.71 and 53,183.93 is: 79,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,513.43 : 173,267.71 = 53,183.93 : x
  2. Step 2: Convert to fraction form
    115,513.43/173,267.71 = 53,183.93/x
  3. Step 3: Cross multiply
    115,513.43x = 173,267.71 × 53,183.93
  4. Step 4: Simplify right side
    115,513.43x = 9,215,056,760.60
  5. Step 5: Solve for x
    x = 9,215,056,760.60/115,513.43
  6. Step 6: Final answer
    x = 79,774.77

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1.5x scale

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.