Home / 163,601.64-245,405.52-51,279.35

Finding the Fourth Proportional to 163,601.64, 245,405.52 and 51,279.35

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Solution

The fourth proportional to 163,601.64, 245,405.52 and 51,279.35 is: 76,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,601.64 : 245,405.52 = 51,279.35 : x
  2. Step 2: Convert to fraction form
    163,601.64/245,405.52 = 51,279.35/x
  3. Step 3: Cross multiply
    163,601.64x = 245,405.52 × 51,279.35
  4. Step 4: Simplify right side
    163,601.64x = 12,584,234,324.98
  5. Step 5: Solve for x
    x = 12,584,234,324.98/163,601.64
  6. Step 6: Final answer
    x = 76,919.98

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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.