Home / 86,447.56-119,293.03-48,211.04

Finding the Fourth Proportional to 86,447.56, 119,293.03 and 48,211.04

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Solution

The fourth proportional to 86,447.56, 119,293.03 and 48,211.04 is: 66,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,447.56 : 119,293.03 = 48,211.04 : x
  2. Step 2: Convert to fraction form
    86,447.56/119,293.03 = 48,211.04/x
  3. Step 3: Cross multiply
    86,447.56x = 119,293.03 × 48,211.04
  4. Step 4: Simplify right side
    86,447.56x = 5,751,241,041.05
  5. Step 5: Solve for x
    x = 5,751,241,041.05/86,447.56
  6. Step 6: Final answer
    x = 66,528.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.