Home / 56,800.50-85,211.69-25,635.75

Finding the Fourth Proportional to 56,800.50, 85,211.69 and 25,635.75

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Solution

The fourth proportional to 56,800.50, 85,211.69 and 25,635.75 is: 38,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,800.50 : 85,211.69 = 25,635.75 : x
  2. Step 2: Convert to fraction form
    56,800.50/85,211.69 = 25,635.75/x
  3. Step 3: Cross multiply
    56,800.50x = 85,211.69 × 25,635.75
  4. Step 4: Simplify right side
    56,800.50x = 2,184,465,581.92
  5. Step 5: Solve for x
    x = 2,184,465,581.92/56,800.50
  6. Step 6: Final answer
    x = 38,458.56

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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.