Home / 122,967.54-169,703.46-68,528.16

Finding the Fourth Proportional to 122,967.54, 169,703.46 and 68,528.16

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Solution

The fourth proportional to 122,967.54, 169,703.46 and 68,528.16 is: 94,573.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,967.54 : 169,703.46 = 68,528.16 : x
  2. Step 2: Convert to fraction form
    122,967.54/169,703.46 = 68,528.16/x
  3. Step 3: Cross multiply
    122,967.54x = 169,703.46 × 68,528.16
  4. Step 4: Simplify right side
    122,967.54x = 11,629,465,859.43
  5. Step 5: Solve for x
    x = 11,629,465,859.43/122,967.54
  6. Step 6: Final answer
    x = 94,573.46

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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.