Home / 107,962.72-148,875.51-92,906.44

Finding the Fourth Proportional to 107,962.72, 148,875.51 and 92,906.44

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Solution

The fourth proportional to 107,962.72, 148,875.51 and 92,906.44 is: 128,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,962.72 : 148,875.51 = 92,906.44 : x
  2. Step 2: Convert to fraction form
    107,962.72/148,875.51 = 92,906.44/x
  3. Step 3: Cross multiply
    107,962.72x = 148,875.51 × 92,906.44
  4. Step 4: Simplify right side
    107,962.72x = 13,831,493,637.28
  5. Step 5: Solve for x
    x = 13,831,493,637.28/107,962.72
  6. Step 6: Final answer
    x = 128,113.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.