Home / 53,619.47-80,427.18-16,178.54

Finding the Fourth Proportional to 53,619.47, 80,427.18 and 16,178.54

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Solution

The fourth proportional to 53,619.47, 80,427.18 and 16,178.54 is: 24,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,619.47 : 80,427.18 = 16,178.54 : x
  2. Step 2: Convert to fraction form
    53,619.47/80,427.18 = 16,178.54/x
  3. Step 3: Cross multiply
    53,619.47x = 80,427.18 × 16,178.54
  4. Step 4: Simplify right side
    53,619.47x = 1,301,194,697.23
  5. Step 5: Solve for x
    x = 1,301,194,697.23/53,619.47
  6. Step 6: Final answer
    x = 24,267.21

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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.