Home / 118,984.06-164,197.02-65,267.83

Finding the Fourth Proportional to 118,984.06, 164,197.02 and 65,267.83

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Solution

The fourth proportional to 118,984.06, 164,197.02 and 65,267.83 is: 90,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,984.06 : 164,197.02 = 65,267.83 : x
  2. Step 2: Convert to fraction form
    118,984.06/164,197.02 = 65,267.83/x
  3. Step 3: Cross multiply
    118,984.06x = 164,197.02 × 65,267.83
  4. Step 4: Simplify right side
    118,984.06x = 10,716,783,187.87
  5. Step 5: Solve for x
    x = 10,716,783,187.87/118,984.06
  6. Step 6: Final answer
    x = 90,069.07

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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.