Home / 45,548.03-67,869.24-40,579.49

Finding the Fourth Proportional to 45,548.03, 67,869.24 and 40,579.49

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Solution

The fourth proportional to 45,548.03, 67,869.24 and 40,579.49 is: 60,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,548.03 : 67,869.24 = 40,579.49 : x
  2. Step 2: Convert to fraction form
    45,548.03/67,869.24 = 40,579.49/x
  3. Step 3: Cross multiply
    45,548.03x = 67,869.24 × 40,579.49
  4. Step 4: Simplify right side
    45,548.03x = 2,754,099,145.89
  5. Step 5: Solve for x
    x = 2,754,099,145.89/45,548.03
  6. Step 6: Final answer
    x = 60,465.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.