Home / 52,630.80-72,635.43-28,761.02

Finding the Fourth Proportional to 52,630.80, 72,635.43 and 28,761.02

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Solution

The fourth proportional to 52,630.80, 72,635.43 and 28,761.02 is: 39,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,630.80 : 72,635.43 = 28,761.02 : x
  2. Step 2: Convert to fraction form
    52,630.80/72,635.43 = 28,761.02/x
  3. Step 3: Cross multiply
    52,630.80x = 72,635.43 × 28,761.02
  4. Step 4: Simplify right side
    52,630.80x = 2,089,069,054.94
  5. Step 5: Solve for x
    x = 2,089,069,054.94/52,630.80
  6. Step 6: Final answer
    x = 39,692.90

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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.