Home / 144,932.20-217,436.10-56,188.60

Finding the Fourth Proportional to 144,932.20, 217,436.10 and 56,188.60

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Solution

The fourth proportional to 144,932.20, 217,436.10 and 56,188.60 is: 84,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,932.20 : 217,436.10 = 56,188.60 : x
  2. Step 2: Convert to fraction form
    144,932.20/217,436.10 = 56,188.60/x
  3. Step 3: Cross multiply
    144,932.20x = 217,436.10 × 56,188.60
  4. Step 4: Simplify right side
    144,932.20x = 12,217,430,048.46
  5. Step 5: Solve for x
    x = 12,217,430,048.46/144,932.20
  6. Step 6: Final answer
    x = 84,297.55

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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.