Home / 98,926.73-136,525.58-55,891.29

Finding the Fourth Proportional to 98,926.73, 136,525.58 and 55,891.29

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Solution

The fourth proportional to 98,926.73, 136,525.58 and 55,891.29 is: 77,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.73 : 136,525.58 = 55,891.29 : x
  2. Step 2: Convert to fraction form
    98,926.73/136,525.58 = 55,891.29/x
  3. Step 3: Cross multiply
    98,926.73x = 136,525.58 × 55,891.29
  4. Step 4: Simplify right side
    98,926.73x = 7,630,590,504.74
  5. Step 5: Solve for x
    x = 7,630,590,504.74/98,926.73
  6. Step 6: Final answer
    x = 77,133.76

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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.