Home / 216,455.80-324,683.67-58,680.14

Finding the Fourth Proportional to 216,455.80, 324,683.67 and 58,680.14

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Solution

The fourth proportional to 216,455.80, 324,683.67 and 58,680.14 is: 88,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,455.80 : 324,683.67 = 58,680.14 : x
  2. Step 2: Convert to fraction form
    216,455.80/324,683.67 = 58,680.14/x
  3. Step 3: Cross multiply
    216,455.80x = 324,683.67 × 58,680.14
  4. Step 4: Simplify right side
    216,455.80x = 19,052,483,211.31
  5. Step 5: Solve for x
    x = 19,052,483,211.31/216,455.80
  6. Step 6: Final answer
    x = 88,020.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.