Home / 53,007.50-79,511.43-16,071.50

Finding the Fourth Proportional to 53,007.50, 79,511.43 and 16,071.50

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Solution

The fourth proportional to 53,007.50, 79,511.43 and 16,071.50 is: 24,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.50 : 79,511.43 = 16,071.50 : x
  2. Step 2: Convert to fraction form
    53,007.50/79,511.43 = 16,071.50/x
  3. Step 3: Cross multiply
    53,007.50x = 79,511.43 × 16,071.50
  4. Step 4: Simplify right side
    53,007.50x = 1,277,867,947.25
  5. Step 5: Solve for x
    x = 1,277,867,947.25/53,007.50
  6. Step 6: Final answer
    x = 24,107.30

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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.