Home / 67,372.35-101,001.82-45,118.41

Finding the Fourth Proportional to 67,372.35, 101,001.82 and 45,118.41

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Solution

The fourth proportional to 67,372.35, 101,001.82 and 45,118.41 is: 67,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,372.35 : 101,001.82 = 45,118.41 : x
  2. Step 2: Convert to fraction form
    67,372.35/101,001.82 = 45,118.41/x
  3. Step 3: Cross multiply
    67,372.35x = 101,001.82 × 45,118.41
  4. Step 4: Simplify right side
    67,372.35x = 4,557,041,525.51
  5. Step 5: Solve for x
    x = 4,557,041,525.51/67,372.35
  6. Step 6: Final answer
    x = 67,639.64

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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.