Home / 75,916.98-104,751.63-53,325

Finding the Fourth Proportional to 75,916.98, 104,751.63 and 53,325

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Solution

The fourth proportional to 75,916.98, 104,751.63 and 53,325 is: 73,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,916.98 : 104,751.63 = 53,325 : x
  2. Step 2: Convert to fraction form
    75,916.98/104,751.63 = 53,325/x
  3. Step 3: Cross multiply
    75,916.98x = 104,751.63 × 53,325
  4. Step 4: Simplify right side
    75,916.98x = 5,585,880,669.75
  5. Step 5: Solve for x
    x = 5,585,880,669.75/75,916.98
  6. Step 6: Final answer
    x = 73,578.81

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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.