Home / 194,506.45-268,158.94-145,901.77

Finding the Fourth Proportional to 194,506.45, 268,158.94 and 145,901.77

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Solution

The fourth proportional to 194,506.45, 268,158.94 and 145,901.77 is: 201,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,506.45 : 268,158.94 = 145,901.77 : x
  2. Step 2: Convert to fraction form
    194,506.45/268,158.94 = 145,901.77/x
  3. Step 3: Cross multiply
    194,506.45x = 268,158.94 × 145,901.77
  4. Step 4: Simplify right side
    194,506.45x = 39,124,863,987.32
  5. Step 5: Solve for x
    x = 39,124,863,987.32/194,506.45
  6. Step 6: Final answer
    x = 201,149.44

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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.