Home / 56,952.37-85,436.70-17,512.78

Finding the Fourth Proportional to 56,952.37, 85,436.70 and 17,512.78

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Solution

The fourth proportional to 56,952.37, 85,436.70 and 17,512.78 is: 26,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,952.37 : 85,436.70 = 17,512.78 : x
  2. Step 2: Convert to fraction form
    56,952.37/85,436.70 = 17,512.78/x
  3. Step 3: Cross multiply
    56,952.37x = 85,436.70 × 17,512.78
  4. Step 4: Simplify right side
    56,952.37x = 1,496,234,131.03
  5. Step 5: Solve for x
    x = 1,496,234,131.03/56,952.37
  6. Step 6: Final answer
    x = 26,271.67

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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.