Home / 47,368.44-65,389.70-31,245.26

Finding the Fourth Proportional to 47,368.44, 65,389.70 and 31,245.26

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Solution

The fourth proportional to 47,368.44, 65,389.70 and 31,245.26 is: 43,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,368.44 : 65,389.70 = 31,245.26 : x
  2. Step 2: Convert to fraction form
    47,368.44/65,389.70 = 31,245.26/x
  3. Step 3: Cross multiply
    47,368.44x = 65,389.70 × 31,245.26
  4. Step 4: Simplify right side
    47,368.44x = 2,043,117,928.99
  5. Step 5: Solve for x
    x = 2,043,117,928.99/47,368.44
  6. Step 6: Final answer
    x = 43,132.47

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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.