Home / 43,015.37-64,497.94-16,689.35

Finding the Fourth Proportional to 43,015.37, 64,497.94 and 16,689.35

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Solution

The fourth proportional to 43,015.37, 64,497.94 and 16,689.35 is: 25,024.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,015.37 : 64,497.94 = 16,689.35 : x
  2. Step 2: Convert to fraction form
    43,015.37/64,497.94 = 16,689.35/x
  3. Step 3: Cross multiply
    43,015.37x = 64,497.94 × 16,689.35
  4. Step 4: Simplify right side
    43,015.37x = 1,076,428,814.46
  5. Step 5: Solve for x
    x = 1,076,428,814.46/43,015.37
  6. Step 6: Final answer
    x = 25,024.29

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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.