Home / 118,966.15-164,087.22-101,032.75

Finding the Fourth Proportional to 118,966.15, 164,087.22 and 101,032.75

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Solution

The fourth proportional to 118,966.15, 164,087.22 and 101,032.75 is: 139,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,966.15 : 164,087.22 = 101,032.75 : x
  2. Step 2: Convert to fraction form
    118,966.15/164,087.22 = 101,032.75/x
  3. Step 3: Cross multiply
    118,966.15x = 164,087.22 × 101,032.75
  4. Step 4: Simplify right side
    118,966.15x = 16,578,183,076.46
  5. Step 5: Solve for x
    x = 16,578,183,076.46/118,966.15
  6. Step 6: Final answer
    x = 139,352.10

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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.