Home / 116,837.37-161,235.37-63,122.22

Finding the Fourth Proportional to 116,837.37, 161,235.37 and 63,122.22

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Solution

The fourth proportional to 116,837.37, 161,235.37 and 63,122.22 is: 87,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,837.37 : 161,235.37 = 63,122.22 : x
  2. Step 2: Convert to fraction form
    116,837.37/161,235.37 = 63,122.22/x
  3. Step 3: Cross multiply
    116,837.37x = 161,235.37 × 63,122.22
  4. Step 4: Simplify right side
    116,837.37x = 10,177,534,496.92
  5. Step 5: Solve for x
    x = 10,177,534,496.92/116,837.37
  6. Step 6: Final answer
    x = 87,108.56

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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.