Home / 166,628.49-229,953.11-91,184.01

Finding the Fourth Proportional to 166,628.49, 229,953.11 and 91,184.01

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Solution

The fourth proportional to 166,628.49, 229,953.11 and 91,184.01 is: 125,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,628.49 : 229,953.11 = 91,184.01 : x
  2. Step 2: Convert to fraction form
    166,628.49/229,953.11 = 91,184.01/x
  3. Step 3: Cross multiply
    166,628.49x = 229,953.11 × 91,184.01
  4. Step 4: Simplify right side
    166,628.49x = 20,968,046,225.85
  5. Step 5: Solve for x
    x = 20,968,046,225.85/166,628.49
  6. Step 6: Final answer
    x = 125,837.10

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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.