Home / 56,678.75-85,021.16-17,232.87

Finding the Fourth Proportional to 56,678.75, 85,021.16 and 17,232.87

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Solution

The fourth proportional to 56,678.75, 85,021.16 and 17,232.87 is: 25,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,678.75 : 85,021.16 = 17,232.87 : x
  2. Step 2: Convert to fraction form
    56,678.75/85,021.16 = 17,232.87/x
  3. Step 3: Cross multiply
    56,678.75x = 85,021.16 × 17,232.87
  4. Step 4: Simplify right side
    56,678.75x = 1,465,158,597.53
  5. Step 5: Solve for x
    x = 1,465,158,597.53/56,678.75
  6. Step 6: Final answer
    x = 25,850.23

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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.