Home / 57,845.27-86,668.77-38,834.30

Finding the Fourth Proportional to 57,845.27, 86,668.77 and 38,834.30

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Solution

The fourth proportional to 57,845.27, 86,668.77 and 38,834.30 is: 58,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,845.27 : 86,668.77 = 38,834.30 : x
  2. Step 2: Convert to fraction form
    57,845.27/86,668.77 = 38,834.30/x
  3. Step 3: Cross multiply
    57,845.27x = 86,668.77 × 38,834.30
  4. Step 4: Simplify right side
    57,845.27x = 3,365,721,014.81
  5. Step 5: Solve for x
    x = 3,365,721,014.81/57,845.27
  6. Step 6: Final answer
    x = 58,184.90

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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.