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Finding the Fourth Proportional to 43,398.99, 59,870.75 and 25,493.67

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Solution

The fourth proportional to 43,398.99, 59,870.75 and 25,493.67 is: 35,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,398.99 : 59,870.75 = 25,493.67 : x
  2. Step 2: Convert to fraction form
    43,398.99/59,870.75 = 25,493.67/x
  3. Step 3: Cross multiply
    43,398.99x = 59,870.75 × 25,493.67
  4. Step 4: Simplify right side
    43,398.99x = 1,526,325,015.68
  5. Step 5: Solve for x
    x = 1,526,325,015.68/43,398.99
  6. Step 6: Final answer
    x = 35,169.60

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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.