Home / 187,829.40-259,231.15-116,232.49

Finding the Fourth Proportional to 187,829.40, 259,231.15 and 116,232.49

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Solution

The fourth proportional to 187,829.40, 259,231.15 and 116,232.49 is: 160,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,829.40 : 259,231.15 = 116,232.49 : x
  2. Step 2: Convert to fraction form
    187,829.40/259,231.15 = 116,232.49/x
  3. Step 3: Cross multiply
    187,829.40x = 259,231.15 × 116,232.49
  4. Step 4: Simplify right side
    187,829.40x = 30,131,082,050.06
  5. Step 5: Solve for x
    x = 30,131,082,050.06/187,829.40
  6. Step 6: Final answer
    x = 160,417.28

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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.