Home / 51,812.51-71,497.14-29,147.00

Finding the Fourth Proportional to 51,812.51, 71,497.14 and 29,147.00

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Solution

The fourth proportional to 51,812.51, 71,497.14 and 29,147.00 is: 40,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,812.51 : 71,497.14 = 29,147.00 : x
  2. Step 2: Convert to fraction form
    51,812.51/71,497.14 = 29,147.00/x
  3. Step 3: Cross multiply
    51,812.51x = 71,497.14 × 29,147.00
  4. Step 4: Simplify right side
    51,812.51x = 2,083,926,782.09
  5. Step 5: Solve for x
    x = 2,083,926,782.09/51,812.51
  6. Step 6: Final answer
    x = 40,220.54

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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.