Home / 256,852.03-385,280.69-114,704.54

Finding the Fourth Proportional to 256,852.03, 385,280.69 and 114,704.54

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Solution

The fourth proportional to 256,852.03, 385,280.69 and 114,704.54 is: 172,057.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,852.03 : 385,280.69 = 114,704.54 : x
  2. Step 2: Convert to fraction form
    256,852.03/385,280.69 = 114,704.54/x
  3. Step 3: Cross multiply
    256,852.03x = 385,280.69 × 114,704.54
  4. Step 4: Simplify right side
    256,852.03x = 44,193,443,262.21
  5. Step 5: Solve for x
    x = 44,193,443,262.21/256,852.03
  6. Step 6: Final answer
    x = 172,057.99

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1.5x scale

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.