Home / 47,256.02-70,843.80-20,946.41

Finding the Fourth Proportional to 47,256.02, 70,843.80 and 20,946.41

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Solution

The fourth proportional to 47,256.02, 70,843.80 and 20,946.41 is: 31,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,256.02 : 70,843.80 = 20,946.41 : x
  2. Step 2: Convert to fraction form
    47,256.02/70,843.80 = 20,946.41/x
  3. Step 3: Cross multiply
    47,256.02x = 70,843.80 × 20,946.41
  4. Step 4: Simplify right side
    47,256.02x = 1,483,923,280.76
  5. Step 5: Solve for x
    x = 1,483,923,280.76/47,256.02
  6. Step 6: Final answer
    x = 31,401.78

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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.