Home / 50,937.16-70,289.76-28,274.36

Finding the Fourth Proportional to 50,937.16, 70,289.76 and 28,274.36

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Solution

The fourth proportional to 50,937.16, 70,289.76 and 28,274.36 is: 39,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,937.16 : 70,289.76 = 28,274.36 : x
  2. Step 2: Convert to fraction form
    50,937.16/70,289.76 = 28,274.36/x
  3. Step 3: Cross multiply
    50,937.16x = 70,289.76 × 28,274.36
  4. Step 4: Simplify right side
    50,937.16x = 1,987,397,978.55
  5. Step 5: Solve for x
    x = 1,987,397,978.55/50,937.16
  6. Step 6: Final answer
    x = 39,016.66

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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.