Home / 53,720.95-80,581.41-16,784.95

Finding the Fourth Proportional to 53,720.95, 80,581.41 and 16,784.95

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Solution

The fourth proportional to 53,720.95, 80,581.41 and 16,784.95 is: 25,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,720.95 : 80,581.41 = 16,784.95 : x
  2. Step 2: Convert to fraction form
    53,720.95/80,581.41 = 16,784.95/x
  3. Step 3: Cross multiply
    53,720.95x = 80,581.41 × 16,784.95
  4. Step 4: Simplify right side
    53,720.95x = 1,352,554,534.87
  5. Step 5: Solve for x
    x = 1,352,554,534.87/53,720.95
  6. Step 6: Final answer
    x = 25,177.42

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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.