Home / 106,644.33-160,064.91-54,090.72

Finding the Fourth Proportional to 106,644.33, 160,064.91 and 54,090.72

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Solution

The fourth proportional to 106,644.33, 160,064.91 and 54,090.72 is: 81,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,644.33 : 160,064.91 = 54,090.72 : x
  2. Step 2: Convert to fraction form
    106,644.33/160,064.91 = 54,090.72/x
  3. Step 3: Cross multiply
    106,644.33x = 160,064.91 × 54,090.72
  4. Step 4: Simplify right side
    106,644.33x = 8,658,026,228.64
  5. Step 5: Solve for x
    x = 8,658,026,228.64/106,644.33
  6. Step 6: Final answer
    x = 81,186.00

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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.