Home / 60,404.20-90,570.84-18,271.60

Finding the Fourth Proportional to 60,404.20, 90,570.84 and 18,271.60

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Solution

The fourth proportional to 60,404.20, 90,570.84 and 18,271.60 is: 27,396.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,404.20 : 90,570.84 = 18,271.60 : x
  2. Step 2: Convert to fraction form
    60,404.20/90,570.84 = 18,271.60/x
  3. Step 3: Cross multiply
    60,404.20x = 90,570.84 × 18,271.60
  4. Step 4: Simplify right side
    60,404.20x = 1,654,874,160.14
  5. Step 5: Solve for x
    x = 1,654,874,160.14/60,404.20
  6. Step 6: Final answer
    x = 27,396.67

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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.