Home / 49,342.80-74,021.40-16,057.20

Finding the Fourth Proportional to 49,342.80, 74,021.40 and 16,057.20

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Solution

The fourth proportional to 49,342.80, 74,021.40 and 16,057.20 is: 24,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,342.80 : 74,021.40 = 16,057.20 : x
  2. Step 2: Convert to fraction form
    49,342.80/74,021.40 = 16,057.20/x
  3. Step 3: Cross multiply
    49,342.80x = 74,021.40 × 16,057.20
  4. Step 4: Simplify right side
    49,342.80x = 1,188,576,424.08
  5. Step 5: Solve for x
    x = 1,188,576,424.08/49,342.80
  6. Step 6: Final answer
    x = 24,088.14

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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.