Home / 107,960.22-148,872.06-92,903.94

Finding the Fourth Proportional to 107,960.22, 148,872.06 and 92,903.94

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Solution

The fourth proportional to 107,960.22, 148,872.06 and 92,903.94 is: 128,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960.22 : 148,872.06 = 92,903.94 : x
  2. Step 2: Convert to fraction form
    107,960.22/148,872.06 = 92,903.94/x
  3. Step 3: Cross multiply
    107,960.22x = 148,872.06 × 92,903.94
  4. Step 4: Simplify right side
    107,960.22x = 13,830,800,929.92
  5. Step 5: Solve for x
    x = 13,830,800,929.92/107,960.22
  6. Step 6: Final answer
    x = 128,110.16

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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.