Home / 39,916.02-55,082.93-22,011.02

Finding the Fourth Proportional to 39,916.02, 55,082.93 and 22,011.02

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Solution

The fourth proportional to 39,916.02, 55,082.93 and 22,011.02 is: 30,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.02 : 55,082.93 = 22,011.02 : x
  2. Step 2: Convert to fraction form
    39,916.02/55,082.93 = 22,011.02/x
  3. Step 3: Cross multiply
    39,916.02x = 55,082.93 × 22,011.02
  4. Step 4: Simplify right side
    39,916.02x = 1,212,431,501.54
  5. Step 5: Solve for x
    x = 1,212,431,501.54/39,916.02
  6. Step 6: Final answer
    x = 30,374.56

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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.