Home / 51,982.89-77,966.24-14,539.02

Finding the Fourth Proportional to 51,982.89, 77,966.24 and 14,539.02

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Solution

The fourth proportional to 51,982.89, 77,966.24 and 14,539.02 is: 21,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.89 : 77,966.24 = 14,539.02 : x
  2. Step 2: Convert to fraction form
    51,982.89/77,966.24 = 14,539.02/x
  3. Step 3: Cross multiply
    51,982.89x = 77,966.24 × 14,539.02
  4. Step 4: Simplify right side
    51,982.89x = 1,133,552,649.99
  5. Step 5: Solve for x
    x = 1,133,552,649.99/51,982.89
  6. Step 6: Final answer
    x = 21,806.26

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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.