Home / 213,464.87-294,717.39-133,010.61

Finding the Fourth Proportional to 213,464.87, 294,717.39 and 133,010.61

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Solution

The fourth proportional to 213,464.87, 294,717.39 and 133,010.61 is: 183,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,464.87 : 294,717.39 = 133,010.61 : x
  2. Step 2: Convert to fraction form
    213,464.87/294,717.39 = 133,010.61/x
  3. Step 3: Cross multiply
    213,464.87x = 294,717.39 × 133,010.61
  4. Step 4: Simplify right side
    213,464.87x = 39,200,538,217.53
  5. Step 5: Solve for x
    x = 39,200,538,217.53/213,464.87
  6. Step 6: Final answer
    x = 183,639.30

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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.