Home / 216,254.23-324,450.75-103,942.59

Finding the Fourth Proportional to 216,254.23, 324,450.75 and 103,942.59

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Solution

The fourth proportional to 216,254.23, 324,450.75 and 103,942.59 is: 155,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,254.23 : 324,450.75 = 103,942.59 : x
  2. Step 2: Convert to fraction form
    216,254.23/324,450.75 = 103,942.59/x
  3. Step 3: Cross multiply
    216,254.23x = 324,450.75 × 103,942.59
  4. Step 4: Simplify right side
    216,254.23x = 33,724,250,762.73
  5. Step 5: Solve for x
    x = 33,724,250,762.73/216,254.23
  6. Step 6: Final answer
    x = 155,947.25

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1.5x scale

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.