Home / 47,317.22-70,975.83-12,256.88

Finding the Fourth Proportional to 47,317.22, 70,975.83 and 12,256.88

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Solution

The fourth proportional to 47,317.22, 70,975.83 and 12,256.88 is: 18,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,317.22 : 70,975.83 = 12,256.88 : x
  2. Step 2: Convert to fraction form
    47,317.22/70,975.83 = 12,256.88/x
  3. Step 3: Cross multiply
    47,317.22x = 70,975.83 × 12,256.88
  4. Step 4: Simplify right side
    47,317.22x = 869,941,853.35
  5. Step 5: Solve for x
    x = 869,941,853.35/47,317.22
  6. Step 6: Final answer
    x = 18,385.31

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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.