Home / 56,823.05-85,234.78-17,380.00

Finding the Fourth Proportional to 56,823.05, 85,234.78 and 17,380.00

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Solution

The fourth proportional to 56,823.05, 85,234.78 and 17,380.00 is: 26,070.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823.05 : 85,234.78 = 17,380.00 : x
  2. Step 2: Convert to fraction form
    56,823.05/85,234.78 = 17,380.00/x
  3. Step 3: Cross multiply
    56,823.05x = 85,234.78 × 17,380.00
  4. Step 4: Simplify right side
    56,823.05x = 1,481,380,604.67
  5. Step 5: Solve for x
    x = 1,481,380,604.67/56,823.05
  6. Step 6: Final answer
    x = 26,070.06

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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.