Home / 163,949.33-245,923.59-51,638.96

Finding the Fourth Proportional to 163,949.33, 245,923.59 and 51,638.96

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Solution

The fourth proportional to 163,949.33, 245,923.59 and 51,638.96 is: 77,458.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,949.33 : 245,923.59 = 51,638.96 : x
  2. Step 2: Convert to fraction form
    163,949.33/245,923.59 = 51,638.96/x
  3. Step 3: Cross multiply
    163,949.33x = 245,923.59 × 51,638.96
  4. Step 4: Simplify right side
    163,949.33x = 12,699,238,427.07
  5. Step 5: Solve for x
    x = 12,699,238,427.07/163,949.33
  6. Step 6: Final answer
    x = 77,458.31

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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.