Home / 52,677.09-72,694.40-28,803.96

Finding the Fourth Proportional to 52,677.09, 72,694.40 and 28,803.96

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Solution

The fourth proportional to 52,677.09, 72,694.40 and 28,803.96 is: 39,749.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.09 : 72,694.40 = 28,803.96 : x
  2. Step 2: Convert to fraction form
    52,677.09/72,694.40 = 28,803.96/x
  3. Step 3: Cross multiply
    52,677.09x = 72,694.40 × 28,803.96
  4. Step 4: Simplify right side
    52,677.09x = 2,093,886,589.82
  5. Step 5: Solve for x
    x = 2,093,886,589.82/52,677.09
  6. Step 6: Final answer
    x = 39,749.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.