Home / 52,029.31-78,056.39-16,969

Finding the Fourth Proportional to 52,029.31, 78,056.39 and 16,969

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Solution

The fourth proportional to 52,029.31, 78,056.39 and 16,969 is: 25,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.31 : 78,056.39 = 16,969 : x
  2. Step 2: Convert to fraction form
    52,029.31/78,056.39 = 16,969/x
  3. Step 3: Cross multiply
    52,029.31x = 78,056.39 × 16,969
  4. Step 4: Simplify right side
    52,029.31x = 1,324,538,881.91
  5. Step 5: Solve for x
    x = 1,324,538,881.91/52,029.31
  6. Step 6: Final answer
    x = 25,457.55

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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.