Home / 52,770.75-72,824.43-28,899.64

Finding the Fourth Proportional to 52,770.75, 72,824.43 and 28,899.64

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Solution

The fourth proportional to 52,770.75, 72,824.43 and 28,899.64 is: 39,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770.75 : 72,824.43 = 28,899.64 : x
  2. Step 2: Convert to fraction form
    52,770.75/72,824.43 = 28,899.64/x
  3. Step 3: Cross multiply
    52,770.75x = 72,824.43 × 28,899.64
  4. Step 4: Simplify right side
    52,770.75x = 2,104,599,810.21
  5. Step 5: Solve for x
    x = 2,104,599,810.21/52,770.75
  6. Step 6: Final answer
    x = 39,881.94

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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.