Home / 136,164.04-187,891.98-75,724.96

Finding the Fourth Proportional to 136,164.04, 187,891.98 and 75,724.96

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Solution

The fourth proportional to 136,164.04, 187,891.98 and 75,724.96 is: 104,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,164.04 : 187,891.98 = 75,724.96 : x
  2. Step 2: Convert to fraction form
    136,164.04/187,891.98 = 75,724.96/x
  3. Step 3: Cross multiply
    136,164.04x = 187,891.98 × 75,724.96
  4. Step 4: Simplify right side
    136,164.04x = 14,228,112,669.82
  5. Step 5: Solve for x
    x = 14,228,112,669.82/136,164.04
  6. Step 6: Final answer
    x = 104,492.44

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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.