Home / 47,276.20-70,914.30-43,631.20

Finding the Fourth Proportional to 47,276.20, 70,914.30 and 43,631.20

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Solution

The fourth proportional to 47,276.20, 70,914.30 and 43,631.20 is: 65,446.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,276.20 : 70,914.30 = 43,631.20 : x
  2. Step 2: Convert to fraction form
    47,276.20/70,914.30 = 43,631.20/x
  3. Step 3: Cross multiply
    47,276.20x = 70,914.30 × 43,631.20
  4. Step 4: Simplify right side
    47,276.20x = 3,094,076,006.16
  5. Step 5: Solve for x
    x = 3,094,076,006.16/47,276.20
  6. Step 6: Final answer
    x = 65,446.80

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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.