Home / 96,694.40-145,064.80-40,503.36

Finding the Fourth Proportional to 96,694.40, 145,064.80 and 40,503.36

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Solution

The fourth proportional to 96,694.40, 145,064.80 and 40,503.36 is: 60,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,694.40 : 145,064.80 = 40,503.36 : x
  2. Step 2: Convert to fraction form
    96,694.40/145,064.80 = 40,503.36/x
  3. Step 3: Cross multiply
    96,694.40x = 145,064.80 × 40,503.36
  4. Step 4: Simplify right side
    96,694.40x = 5,875,611,817.73
  5. Step 5: Solve for x
    x = 5,875,611,817.73/96,694.40
  6. Step 6: Final answer
    x = 60,764.76

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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.