Home / 39,980.67-59,880.76-23,315.73

Finding the Fourth Proportional to 39,980.67, 59,880.76 and 23,315.73

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Solution

The fourth proportional to 39,980.67, 59,880.76 and 23,315.73 is: 34,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,980.67 : 59,880.76 = 23,315.73 : x
  2. Step 2: Convert to fraction form
    39,980.67/59,880.76 = 23,315.73/x
  3. Step 3: Cross multiply
    39,980.67x = 59,880.76 × 23,315.73
  4. Step 4: Simplify right side
    39,980.67x = 1,396,163,632.35
  5. Step 5: Solve for x
    x = 1,396,163,632.35/39,980.67
  6. Step 6: Final answer
    x = 34,920.97

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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.