Home / 69,660.63-104,426.64-25,276.68

Finding the Fourth Proportional to 69,660.63, 104,426.64 and 25,276.68

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Solution

The fourth proportional to 69,660.63, 104,426.64 and 25,276.68 is: 37,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,660.63 : 104,426.64 = 25,276.68 : x
  2. Step 2: Convert to fraction form
    69,660.63/104,426.64 = 25,276.68/x
  3. Step 3: Cross multiply
    69,660.63x = 104,426.64 × 25,276.68
  4. Step 4: Simplify right side
    69,660.63x = 2,639,558,762.76
  5. Step 5: Solve for x
    x = 2,639,558,762.76/69,660.63
  6. Step 6: Final answer
    x = 37,891.69

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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.