Home / 53,272.80-73,544.11-38,916.52

Finding the Fourth Proportional to 53,272.80, 73,544.11 and 38,916.52

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Solution

The fourth proportional to 53,272.80, 73,544.11 and 38,916.52 is: 53,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,272.80 : 73,544.11 = 38,916.52 : x
  2. Step 2: Convert to fraction form
    53,272.80/73,544.11 = 38,916.52/x
  3. Step 3: Cross multiply
    53,272.80x = 73,544.11 × 38,916.52
  4. Step 4: Simplify right side
    53,272.80x = 2,862,080,546.55
  5. Step 5: Solve for x
    x = 2,862,080,546.55/53,272.80
  6. Step 6: Final answer
    x = 53,724.99

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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.