Home / 122,683.95-169,304.56-68,968.49

Finding the Fourth Proportional to 122,683.95, 169,304.56 and 68,968.49

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Solution

The fourth proportional to 122,683.95, 169,304.56 and 68,968.49 is: 95,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,683.95 : 169,304.56 = 68,968.49 : x
  2. Step 2: Convert to fraction form
    122,683.95/169,304.56 = 68,968.49/x
  3. Step 3: Cross multiply
    122,683.95x = 169,304.56 × 68,968.49
  4. Step 4: Simplify right side
    122,683.95x = 11,676,678,834.37
  5. Step 5: Solve for x
    x = 11,676,678,834.37/122,683.95
  6. Step 6: Final answer
    x = 95,176.91

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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.