Home / 39,200.90-58,657.35-28,832.90

Finding the Fourth Proportional to 39,200.90, 58,657.35 and 28,832.90

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Solution

The fourth proportional to 39,200.90, 58,657.35 and 28,832.90 is: 43,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.90 : 58,657.35 = 28,832.90 : x
  2. Step 2: Convert to fraction form
    39,200.90/58,657.35 = 28,832.90/x
  3. Step 3: Cross multiply
    39,200.90x = 58,657.35 × 28,832.90
  4. Step 4: Simplify right side
    39,200.90x = 1,691,261,506.82
  5. Step 5: Solve for x
    x = 1,691,261,506.82/39,200.90
  6. Step 6: Final answer
    x = 43,143.44

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1.5x scale

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.