Home / 69,815.30-104,722.96-32,370.45

Finding the Fourth Proportional to 69,815.30, 104,722.96 and 32,370.45

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Solution

The fourth proportional to 69,815.30, 104,722.96 and 32,370.45 is: 48,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,815.30 : 104,722.96 = 32,370.45 : x
  2. Step 2: Convert to fraction form
    69,815.30/104,722.96 = 32,370.45/x
  3. Step 3: Cross multiply
    69,815.30x = 104,722.96 × 32,370.45
  4. Step 4: Simplify right side
    69,815.30x = 3,389,928,655.06
  5. Step 5: Solve for x
    x = 3,389,928,655.06/69,815.30
  6. Step 6: Final answer
    x = 48,555.67

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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.