Home / 163,835.58-245,796.35-51,511.26

Finding the Fourth Proportional to 163,835.58, 245,796.35 and 51,511.26

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Solution

The fourth proportional to 163,835.58, 245,796.35 and 51,511.26 is: 77,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,835.58 : 245,796.35 = 51,511.26 : x
  2. Step 2: Convert to fraction form
    163,835.58/245,796.35 = 51,511.26/x
  3. Step 3: Cross multiply
    163,835.58x = 245,796.35 × 51,511.26
  4. Step 4: Simplify right side
    163,835.58x = 12,661,279,434.34
  5. Step 5: Solve for x
    x = 12,661,279,434.34/163,835.58
  6. Step 6: Final answer
    x = 77,280.40

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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.