Home / 150,827.62-208,277.22-112,520.64

Finding the Fourth Proportional to 150,827.62, 208,277.22 and 112,520.64

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Solution

The fourth proportional to 150,827.62, 208,277.22 and 112,520.64 is: 155,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,827.62 : 208,277.22 = 112,520.64 : x
  2. Step 2: Convert to fraction form
    150,827.62/208,277.22 = 112,520.64/x
  3. Step 3: Cross multiply
    150,827.62x = 208,277.22 × 112,520.64
  4. Step 4: Simplify right side
    150,827.62x = 23,435,484,588.08
  5. Step 5: Solve for x
    x = 23,435,484,588.08/150,827.62
  6. Step 6: Final answer
    x = 155,379.26

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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.