Home / 291,653.08-437,516.12-114,137.16

Finding the Fourth Proportional to 291,653.08, 437,516.12 and 114,137.16

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Solution

The fourth proportional to 291,653.08, 437,516.12 and 114,137.16 is: 171,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,653.08 : 437,516.12 = 114,137.16 : x
  2. Step 2: Convert to fraction form
    291,653.08/437,516.12 = 114,137.16/x
  3. Step 3: Cross multiply
    291,653.08x = 437,516.12 × 114,137.16
  4. Step 4: Simplify right side
    291,653.08x = 49,936,847,391.02
  5. Step 5: Solve for x
    x = 49,936,847,391.02/291,653.08
  6. Step 6: Final answer
    x = 171,220.02

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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.