Home / 161,808.57-222,980.24-116,406.45

Finding the Fourth Proportional to 161,808.57, 222,980.24 and 116,406.45

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Solution

The fourth proportional to 161,808.57, 222,980.24 and 116,406.45 is: 160,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,808.57 : 222,980.24 = 116,406.45 : x
  2. Step 2: Convert to fraction form
    161,808.57/222,980.24 = 116,406.45/x
  3. Step 3: Cross multiply
    161,808.57x = 222,980.24 × 116,406.45
  4. Step 4: Simplify right side
    161,808.57x = 25,956,338,449.56
  5. Step 5: Solve for x
    x = 25,956,338,449.56/161,808.57
  6. Step 6: Final answer
    x = 160,413.87

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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.