Home / 136,216.32-204,366.24-69,703.74

Finding the Fourth Proportional to 136,216.32, 204,366.24 and 69,703.74

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Solution

The fourth proportional to 136,216.32, 204,366.24 and 69,703.74 is: 104,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,216.32 : 204,366.24 = 69,703.74 : x
  2. Step 2: Convert to fraction form
    136,216.32/204,366.24 = 69,703.74/x
  3. Step 3: Cross multiply
    136,216.32x = 204,366.24 × 69,703.74
  4. Step 4: Simplify right side
    136,216.32x = 14,245,091,257.74
  5. Step 5: Solve for x
    x = 14,245,091,257.74/136,216.32
  6. Step 6: Final answer
    x = 104,576.98

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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.