Home / 43,300.20-64,957.14-18,340.41

Finding the Fourth Proportional to 43,300.20, 64,957.14 and 18,340.41

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Solution

The fourth proportional to 43,300.20, 64,957.14 and 18,340.41 is: 27,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,300.20 : 64,957.14 = 18,340.41 : x
  2. Step 2: Convert to fraction form
    43,300.20/64,957.14 = 18,340.41/x
  3. Step 3: Cross multiply
    43,300.20x = 64,957.14 × 18,340.41
  4. Step 4: Simplify right side
    43,300.20x = 1,191,340,580.03
  5. Step 5: Solve for x
    x = 1,191,340,580.03/43,300.20
  6. Step 6: Final answer
    x = 27,513.51

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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.