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Finding the Fourth Proportional to 121,033.63, 167,024.04 and 67,317.49

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Solution

The fourth proportional to 121,033.63, 167,024.04 and 67,317.49 is: 92,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,033.63 : 167,024.04 = 67,317.49 : x
  2. Step 2: Convert to fraction form
    121,033.63/167,024.04 = 67,317.49/x
  3. Step 3: Cross multiply
    121,033.63x = 167,024.04 × 67,317.49
  4. Step 4: Simplify right side
    121,033.63x = 11,243,639,428.34
  5. Step 5: Solve for x
    x = 11,243,639,428.34/121,033.63
  6. Step 6: Final answer
    x = 92,896.82

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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.