Home / 118,996.47-164,204.67-67,999.08

Finding the Fourth Proportional to 118,996.47, 164,204.67 and 67,999.08

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Solution

The fourth proportional to 118,996.47, 164,204.67 and 67,999.08 is: 93,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,996.47 : 164,204.67 = 67,999.08 : x
  2. Step 2: Convert to fraction form
    118,996.47/164,204.67 = 67,999.08/x
  3. Step 3: Cross multiply
    118,996.47x = 164,204.67 × 67,999.08
  4. Step 4: Simplify right side
    118,996.47x = 11,165,766,491.70
  5. Step 5: Solve for x
    x = 11,165,766,491.70/118,996.47
  6. Step 6: Final answer
    x = 93,832.75

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1.5x scale

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.