Home / 212,183.64-292,806.72-116,690.04

Finding the Fourth Proportional to 212,183.64, 292,806.72 and 116,690.04

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Solution

The fourth proportional to 212,183.64, 292,806.72 and 116,690.04 is: 161,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,183.64 : 292,806.72 = 116,690.04 : x
  2. Step 2: Convert to fraction form
    212,183.64/292,806.72 = 116,690.04/x
  3. Step 3: Cross multiply
    212,183.64x = 292,806.72 × 116,690.04
  4. Step 4: Simplify right side
    212,183.64x = 34,167,627,869.07
  5. Step 5: Solve for x
    x = 34,167,627,869.07/212,183.64
  6. Step 6: Final answer
    x = 161,028.57

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1.5x scale

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.