Home / 51,523.68-77,171.34-39,589.60

Finding the Fourth Proportional to 51,523.68, 77,171.34 and 39,589.60

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Solution

The fourth proportional to 51,523.68, 77,171.34 and 39,589.60 is: 59,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.68 : 77,171.34 = 39,589.60 : x
  2. Step 2: Convert to fraction form
    51,523.68/77,171.34 = 39,589.60/x
  3. Step 3: Cross multiply
    51,523.68x = 77,171.34 × 39,589.60
  4. Step 4: Simplify right side
    51,523.68x = 3,055,182,482.06
  5. Step 5: Solve for x
    x = 3,055,182,482.06/51,523.68
  6. Step 6: Final answer
    x = 59,296.67

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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.