Home / 58,220.08-80,352.22-32,728.55

Finding the Fourth Proportional to 58,220.08, 80,352.22 and 32,728.55

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Solution

The fourth proportional to 58,220.08, 80,352.22 and 32,728.55 is: 45,170.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,220.08 : 80,352.22 = 32,728.55 : x
  2. Step 2: Convert to fraction form
    58,220.08/80,352.22 = 32,728.55/x
  3. Step 3: Cross multiply
    58,220.08x = 80,352.22 × 32,728.55
  4. Step 4: Simplify right side
    58,220.08x = 2,629,811,166.30
  5. Step 5: Solve for x
    x = 2,629,811,166.30/58,220.08
  6. Step 6: Final answer
    x = 45,170.18

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1.5x scale

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.