Home / 118,955.54-164,176.77-73,641.14

Finding the Fourth Proportional to 118,955.54, 164,176.77 and 73,641.14

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Solution

The fourth proportional to 118,955.54, 164,176.77 and 73,641.14 is: 101,635.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,955.54 : 164,176.77 = 73,641.14 : x
  2. Step 2: Convert to fraction form
    118,955.54/164,176.77 = 73,641.14/x
  3. Step 3: Cross multiply
    118,955.54x = 164,176.77 × 73,641.14
  4. Step 4: Simplify right side
    118,955.54x = 12,090,164,504.32
  5. Step 5: Solve for x
    x = 12,090,164,504.32/118,955.54
  6. Step 6: Final answer
    x = 101,635.99

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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.