Home / 213,605.53-294,732.96-118,093.75

Finding the Fourth Proportional to 213,605.53, 294,732.96 and 118,093.75

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Solution

The fourth proportional to 213,605.53, 294,732.96 and 118,093.75 is: 162,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,605.53 : 294,732.96 = 118,093.75 : x
  2. Step 2: Convert to fraction form
    213,605.53/294,732.96 = 118,093.75/x
  3. Step 3: Cross multiply
    213,605.53x = 294,732.96 × 118,093.75
  4. Step 4: Simplify right side
    213,605.53x = 34,806,120,495
  5. Step 5: Solve for x
    x = 34,806,120,495/213,605.53
  6. Step 6: Final answer
    x = 162,945.78

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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.