Home / 163,947.33-245,920.59-51,636.96

Finding the Fourth Proportional to 163,947.33, 245,920.59 and 51,636.96

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Solution

The fourth proportional to 163,947.33, 245,920.59 and 51,636.96 is: 77,455.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.33 : 245,920.59 = 51,636.96 : x
  2. Step 2: Convert to fraction form
    163,947.33/245,920.59 = 51,636.96/x
  3. Step 3: Cross multiply
    163,947.33x = 245,920.59 × 51,636.96
  4. Step 4: Simplify right side
    163,947.33x = 12,698,591,669.01
  5. Step 5: Solve for x
    x = 12,698,591,669.01/163,947.33
  6. Step 6: Final answer
    x = 77,455.31

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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.