Home / 50,764.06-70,053.42-28,103.05

Finding the Fourth Proportional to 50,764.06, 70,053.42 and 28,103.05

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Solution

The fourth proportional to 50,764.06, 70,053.42 and 28,103.05 is: 38,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.06 : 70,053.42 = 28,103.05 : x
  2. Step 2: Convert to fraction form
    50,764.06/70,053.42 = 28,103.05/x
  3. Step 3: Cross multiply
    50,764.06x = 70,053.42 × 28,103.05
  4. Step 4: Simplify right side
    50,764.06x = 1,968,714,764.93
  5. Step 5: Solve for x
    x = 1,968,714,764.93/50,764.06
  6. Step 6: Final answer
    x = 38,781.66

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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.