Home / 284,917.95-427,377.64-116,438.25

Finding the Fourth Proportional to 284,917.95, 427,377.64 and 116,438.25

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Solution

The fourth proportional to 284,917.95, 427,377.64 and 116,438.25 is: 174,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,917.95 : 427,377.64 = 116,438.25 : x
  2. Step 2: Convert to fraction form
    284,917.95/427,377.64 = 116,438.25/x
  3. Step 3: Cross multiply
    284,917.95x = 427,377.64 × 116,438.25
  4. Step 4: Simplify right side
    284,917.95x = 49,763,104,490.73
  5. Step 5: Solve for x
    x = 49,763,104,490.73/284,917.95
  6. Step 6: Final answer
    x = 174,657.67

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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.