Home / 39,487.69-54,457.72-32,762.67

Finding the Fourth Proportional to 39,487.69, 54,457.72 and 32,762.67

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Solution

The fourth proportional to 39,487.69, 54,457.72 and 32,762.67 is: 45,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,487.69 : 54,457.72 = 32,762.67 : x
  2. Step 2: Convert to fraction form
    39,487.69/54,457.72 = 32,762.67/x
  3. Step 3: Cross multiply
    39,487.69x = 54,457.72 × 32,762.67
  4. Step 4: Simplify right side
    39,487.69x = 1,784,180,309.31
  5. Step 5: Solve for x
    x = 1,784,180,309.31/39,487.69
  6. Step 6: Final answer
    x = 45,183.20

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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.