Home / 118,903.10-164,087.62-67,922.58

Finding the Fourth Proportional to 118,903.10, 164,087.62 and 67,922.58

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Solution

The fourth proportional to 118,903.10, 164,087.62 and 67,922.58 is: 93,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,903.10 : 164,087.62 = 67,922.58 : x
  2. Step 2: Convert to fraction form
    118,903.10/164,087.62 = 67,922.58/x
  3. Step 3: Cross multiply
    118,903.10x = 164,087.62 × 67,922.58
  4. Step 4: Simplify right side
    118,903.10x = 11,145,254,496.46
  5. Step 5: Solve for x
    x = 11,145,254,496.46/118,903.10
  6. Step 6: Final answer
    x = 93,733.93

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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.