Home / 163,722.33-245,583.27-51,411.29

Finding the Fourth Proportional to 163,722.33, 245,583.27 and 51,411.29

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Solution

The fourth proportional to 163,722.33, 245,583.27 and 51,411.29 is: 77,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,722.33 : 245,583.27 = 51,411.29 : x
  2. Step 2: Convert to fraction form
    163,722.33/245,583.27 = 51,411.29/x
  3. Step 3: Cross multiply
    163,722.33x = 245,583.27 × 51,411.29
  4. Step 4: Simplify right side
    163,722.33x = 12,625,751,485.20
  5. Step 5: Solve for x
    x = 12,625,751,485.20/163,722.33
  6. Step 6: Final answer
    x = 77,116.86

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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.