Home / 96,800.25-133,579.68-53,782.47

Finding the Fourth Proportional to 96,800.25, 133,579.68 and 53,782.47

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Solution

The fourth proportional to 96,800.25, 133,579.68 and 53,782.47 is: 74,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,800.25 : 133,579.68 = 53,782.47 : x
  2. Step 2: Convert to fraction form
    96,800.25/133,579.68 = 53,782.47/x
  3. Step 3: Cross multiply
    96,800.25x = 133,579.68 × 53,782.47
  4. Step 4: Simplify right side
    96,800.25x = 7,184,245,132.21
  5. Step 5: Solve for x
    x = 7,184,245,132.21/96,800.25
  6. Step 6: Final answer
    x = 74,217.22

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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.