Home / 106,669.36-160,003.98-27,783.40

Finding the Fourth Proportional to 106,669.36, 160,003.98 and 27,783.40

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Solution

The fourth proportional to 106,669.36, 160,003.98 and 27,783.40 is: 41,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,669.36 : 160,003.98 = 27,783.40 : x
  2. Step 2: Convert to fraction form
    106,669.36/160,003.98 = 27,783.40/x
  3. Step 3: Cross multiply
    106,669.36x = 160,003.98 × 27,783.40
  4. Step 4: Simplify right side
    106,669.36x = 4,445,454,577.93
  5. Step 5: Solve for x
    x = 4,445,454,577.93/106,669.36
  6. Step 6: Final answer
    x = 41,675.08

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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.