Home / 46,410.21-69,606.50-13,122.25

Finding the Fourth Proportional to 46,410.21, 69,606.50 and 13,122.25

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Solution

The fourth proportional to 46,410.21, 69,606.50 and 13,122.25 is: 19,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,410.21 : 69,606.50 = 13,122.25 : x
  2. Step 2: Convert to fraction form
    46,410.21/69,606.50 = 13,122.25/x
  3. Step 3: Cross multiply
    46,410.21x = 69,606.50 × 13,122.25
  4. Step 4: Simplify right side
    46,410.21x = 913,393,655.00
  5. Step 5: Solve for x
    x = 913,393,655.00/46,410.21
  6. Step 6: Final answer
    x = 19,680.88

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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.