Home / 53,719.10-80,587.38-16,270.40

Finding the Fourth Proportional to 53,719.10, 80,587.38 and 16,270.40

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Solution

The fourth proportional to 53,719.10, 80,587.38 and 16,270.40 is: 24,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,719.10 : 80,587.38 = 16,270.40 : x
  2. Step 2: Convert to fraction form
    53,719.10/80,587.38 = 16,270.40/x
  3. Step 3: Cross multiply
    53,719.10x = 80,587.38 × 16,270.40
  4. Step 4: Simplify right side
    53,719.10x = 1,311,189,170.03
  5. Step 5: Solve for x
    x = 1,311,189,170.03/53,719.10
  6. Step 6: Final answer
    x = 24,408.25

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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.