Home / 56,825.12-85,241.64-17,379.20

Finding the Fourth Proportional to 56,825.12, 85,241.64 and 17,379.20

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Solution

The fourth proportional to 56,825.12, 85,241.64 and 17,379.20 is: 26,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,825.12 : 85,241.64 = 17,379.20 : x
  2. Step 2: Convert to fraction form
    56,825.12/85,241.64 = 17,379.20/x
  3. Step 3: Cross multiply
    56,825.12x = 85,241.64 × 17,379.20
  4. Step 4: Simplify right side
    56,825.12x = 1,481,431,509.89
  5. Step 5: Solve for x
    x = 1,481,431,509.89/56,825.12
  6. Step 6: Final answer
    x = 26,070.01

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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.