Home / 93,183.48-128,588.94-50,738.04

Finding the Fourth Proportional to 93,183.48, 128,588.94 and 50,738.04

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Solution

The fourth proportional to 93,183.48, 128,588.94 and 50,738.04 is: 70,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,183.48 : 128,588.94 = 50,738.04 : x
  2. Step 2: Convert to fraction form
    93,183.48/128,588.94 = 50,738.04/x
  3. Step 3: Cross multiply
    93,183.48x = 128,588.94 × 50,738.04
  4. Step 4: Simplify right side
    93,183.48x = 6,524,350,781.28
  5. Step 5: Solve for x
    x = 6,524,350,781.28/93,183.48
  6. Step 6: Final answer
    x = 70,016.17

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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.