Home / 50,909.36-70,263.34-28,255.62

Finding the Fourth Proportional to 50,909.36, 70,263.34 and 28,255.62

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Solution

The fourth proportional to 50,909.36, 70,263.34 and 28,255.62 is: 38,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,909.36 : 70,263.34 = 28,255.62 : x
  2. Step 2: Convert to fraction form
    50,909.36/70,263.34 = 28,255.62/x
  3. Step 3: Cross multiply
    50,909.36x = 70,263.34 × 28,255.62
  4. Step 4: Simplify right side
    50,909.36x = 1,985,334,234.97
  5. Step 5: Solve for x
    x = 1,985,334,234.97/50,909.36
  6. Step 6: Final answer
    x = 38,997.43

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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.