Home / 47,466.87-65,489.47-31,554.01

Finding the Fourth Proportional to 47,466.87, 65,489.47 and 31,554.01

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Solution

The fourth proportional to 47,466.87, 65,489.47 and 31,554.01 is: 43,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,466.87 : 65,489.47 = 31,554.01 : x
  2. Step 2: Convert to fraction form
    47,466.87/65,489.47 = 31,554.01/x
  3. Step 3: Cross multiply
    47,466.87x = 65,489.47 × 31,554.01
  4. Step 4: Simplify right side
    47,466.87x = 2,066,455,391.27
  5. Step 5: Solve for x
    x = 2,066,455,391.27/47,466.87
  6. Step 6: Final answer
    x = 43,534.69

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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.