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Finding the Fourth Proportional to 181,903.37, 251,010.36 and 101,329.16

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Solution

The fourth proportional to 181,903.37, 251,010.36 and 101,329.16 is: 139,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,903.37 : 251,010.36 = 101,329.16 : x
  2. Step 2: Convert to fraction form
    181,903.37/251,010.36 = 101,329.16/x
  3. Step 3: Cross multiply
    181,903.37x = 251,010.36 × 101,329.16
  4. Step 4: Simplify right side
    181,903.37x = 25,434,669,086.98
  5. Step 5: Solve for x
    x = 25,434,669,086.98/181,903.37
  6. Step 6: Final answer
    x = 139,825.17

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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.