Home / 43,907.84-66,189.76-40,171.44

Finding the Fourth Proportional to 43,907.84, 66,189.76 and 40,171.44

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Solution

The fourth proportional to 43,907.84, 66,189.76 and 40,171.44 is: 60,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,907.84 : 66,189.76 = 40,171.44 : x
  2. Step 2: Convert to fraction form
    43,907.84/66,189.76 = 40,171.44/x
  3. Step 3: Cross multiply
    43,907.84x = 66,189.76 × 40,171.44
  4. Step 4: Simplify right side
    43,907.84x = 2,658,937,972.45
  5. Step 5: Solve for x
    x = 2,658,937,972.45/43,907.84
  6. Step 6: Final answer
    x = 60,557.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.