Home / 49,541.88-74,315.26-19,955.72

Finding the Fourth Proportional to 49,541.88, 74,315.26 and 19,955.72

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Solution

The fourth proportional to 49,541.88, 74,315.26 and 19,955.72 is: 29,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,541.88 : 74,315.26 = 19,955.72 : x
  2. Step 2: Convert to fraction form
    49,541.88/74,315.26 = 19,955.72/x
  3. Step 3: Cross multiply
    49,541.88x = 74,315.26 × 19,955.72
  4. Step 4: Simplify right side
    49,541.88x = 1,483,014,520.29
  5. Step 5: Solve for x
    x = 1,483,014,520.29/49,541.88
  6. Step 6: Final answer
    x = 29,934.56

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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.