Home / 181,471.36-250,430.24-100,896.34

Finding the Fourth Proportional to 181,471.36, 250,430.24 and 100,896.34

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Solution

The fourth proportional to 181,471.36, 250,430.24 and 100,896.34 is: 139,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,471.36 : 250,430.24 = 100,896.34 : x
  2. Step 2: Convert to fraction form
    181,471.36/250,430.24 = 100,896.34/x
  3. Step 3: Cross multiply
    181,471.36x = 250,430.24 × 100,896.34
  4. Step 4: Simplify right side
    181,471.36x = 25,267,494,641.32
  5. Step 5: Solve for x
    x = 25,267,494,641.32/181,471.36
  6. Step 6: Final answer
    x = 139,236.82

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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.