Home / 122,054.04-168,427.08-68,329.98

Finding the Fourth Proportional to 122,054.04, 168,427.08 and 68,329.98

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Solution

The fourth proportional to 122,054.04, 168,427.08 and 68,329.98 is: 94,291.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,054.04 : 168,427.08 = 68,329.98 : x
  2. Step 2: Convert to fraction form
    122,054.04/168,427.08 = 68,329.98/x
  3. Step 3: Cross multiply
    122,054.04x = 168,427.08 × 68,329.98
  4. Step 4: Simplify right side
    122,054.04x = 11,508,619,007.86
  5. Step 5: Solve for x
    x = 11,508,619,007.86/122,054.04
  6. Step 6: Final answer
    x = 94,291.18

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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.