Home / 43,267.33-64,900.99-18,300.90

Finding the Fourth Proportional to 43,267.33, 64,900.99 and 18,300.90

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Solution

The fourth proportional to 43,267.33, 64,900.99 and 18,300.90 is: 27,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,267.33 : 64,900.99 = 18,300.90 : x
  2. Step 2: Convert to fraction form
    43,267.33/64,900.99 = 18,300.90/x
  3. Step 3: Cross multiply
    43,267.33x = 64,900.99 × 18,300.90
  4. Step 4: Simplify right side
    43,267.33x = 1,187,746,527.89
  5. Step 5: Solve for x
    x = 1,187,746,527.89/43,267.33
  6. Step 6: Final answer
    x = 27,451.35

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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.