Home / 67,573.21-93,235.57-40,344.01

Finding the Fourth Proportional to 67,573.21, 93,235.57 and 40,344.01

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Solution

The fourth proportional to 67,573.21, 93,235.57 and 40,344.01 is: 55,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,573.21 : 93,235.57 = 40,344.01 : x
  2. Step 2: Convert to fraction form
    67,573.21/93,235.57 = 40,344.01/x
  3. Step 3: Cross multiply
    67,573.21x = 93,235.57 × 40,344.01
  4. Step 4: Simplify right side
    67,573.21x = 3,761,496,406.12
  5. Step 5: Solve for x
    x = 3,761,496,406.12/67,573.21
  6. Step 6: Final answer
    x = 55,665.50

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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.