Home / 291,787.12-437,505.45-114,082.39

Finding the Fourth Proportional to 291,787.12, 437,505.45 and 114,082.39

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Solution

The fourth proportional to 291,787.12, 437,505.45 and 114,082.39 is: 171,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,787.12 : 437,505.45 = 114,082.39 : x
  2. Step 2: Convert to fraction form
    291,787.12/437,505.45 = 114,082.39/x
  3. Step 3: Cross multiply
    291,787.12x = 437,505.45 × 114,082.39
  4. Step 4: Simplify right side
    291,787.12x = 49,911,667,374.03
  5. Step 5: Solve for x
    x = 49,911,667,374.03/291,787.12
  6. Step 6: Final answer
    x = 171,055.07

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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.