Home / 163,677.51-245,558.99-51,361.29

Finding the Fourth Proportional to 163,677.51, 245,558.99 and 51,361.29

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Solution

The fourth proportional to 163,677.51, 245,558.99 and 51,361.29 is: 77,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,677.51 : 245,558.99 = 51,361.29 : x
  2. Step 2: Convert to fraction form
    163,677.51/245,558.99 = 51,361.29/x
  3. Step 3: Cross multiply
    163,677.51x = 245,558.99 × 51,361.29
  4. Step 4: Simplify right side
    163,677.51x = 12,612,226,625.90
  5. Step 5: Solve for x
    x = 12,612,226,625.90/163,677.51
  6. Step 6: Final answer
    x = 77,055.34

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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.