Home / 43,870.18-60,512.97-28,763.83

Finding the Fourth Proportional to 43,870.18, 60,512.97 and 28,763.83

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Solution

The fourth proportional to 43,870.18, 60,512.97 and 28,763.83 is: 39,675.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,870.18 : 60,512.97 = 28,763.83 : x
  2. Step 2: Convert to fraction form
    43,870.18/60,512.97 = 28,763.83/x
  3. Step 3: Cross multiply
    43,870.18x = 60,512.97 × 28,763.83
  4. Step 4: Simplify right side
    43,870.18x = 1,740,584,781.88
  5. Step 5: Solve for x
    x = 1,740,584,781.88/43,870.18
  6. Step 6: Final answer
    x = 39,675.81

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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.