Home / 47,563.92-65,668.36-30,576.08

Finding the Fourth Proportional to 47,563.92, 65,668.36 and 30,576.08

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Solution

The fourth proportional to 47,563.92, 65,668.36 and 30,576.08 is: 42,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,563.92 : 65,668.36 = 30,576.08 : x
  2. Step 2: Convert to fraction form
    47,563.92/65,668.36 = 30,576.08/x
  3. Step 3: Cross multiply
    47,563.92x = 65,668.36 × 30,576.08
  4. Step 4: Simplify right side
    47,563.92x = 2,007,881,028.83
  5. Step 5: Solve for x
    x = 2,007,881,028.83/47,563.92
  6. Step 6: Final answer
    x = 42,214.37

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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.