Home / 121,033.04-167,024.64-66,584.02

Finding the Fourth Proportional to 121,033.04, 167,024.64 and 66,584.02

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Solution

The fourth proportional to 121,033.04, 167,024.64 and 66,584.02 is: 91,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,033.04 : 167,024.64 = 66,584.02 : x
  2. Step 2: Convert to fraction form
    121,033.04/167,024.64 = 66,584.02/x
  3. Step 3: Cross multiply
    121,033.04x = 167,024.64 × 66,584.02
  4. Step 4: Simplify right side
    121,033.04x = 11,121,171,970.25
  5. Step 5: Solve for x
    x = 11,121,171,970.25/121,033.04
  6. Step 6: Final answer
    x = 91,885.42

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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.