Home / 47,511.79-71,246.63-25,321.03

Finding the Fourth Proportional to 47,511.79, 71,246.63 and 25,321.03

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Solution

The fourth proportional to 47,511.79, 71,246.63 and 25,321.03 is: 37,970.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.79 : 71,246.63 = 25,321.03 : x
  2. Step 2: Convert to fraction form
    47,511.79/71,246.63 = 25,321.03/x
  3. Step 3: Cross multiply
    47,511.79x = 71,246.63 × 25,321.03
  4. Step 4: Simplify right side
    47,511.79x = 1,804,038,202.09
  5. Step 5: Solve for x
    x = 1,804,038,202.09/47,511.79
  6. Step 6: Final answer
    x = 37,970.32

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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.