Home / 49,916.05-74,874.32-20,334.17

Finding the Fourth Proportional to 49,916.05, 74,874.32 and 20,334.17

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Solution

The fourth proportional to 49,916.05, 74,874.32 and 20,334.17 is: 30,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,916.05 : 74,874.32 = 20,334.17 : x
  2. Step 2: Convert to fraction form
    49,916.05/74,874.32 = 20,334.17/x
  3. Step 3: Cross multiply
    49,916.05x = 74,874.32 × 20,334.17
  4. Step 4: Simplify right side
    49,916.05x = 1,522,507,151.51
  5. Step 5: Solve for x
    x = 1,522,507,151.51/49,916.05
  6. Step 6: Final answer
    x = 30,501.35

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1.5x scale

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.