Home / 104,848.65-157,141.82-82,574.06

Finding the Fourth Proportional to 104,848.65, 157,141.82 and 82,574.06

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Solution

The fourth proportional to 104,848.65, 157,141.82 and 82,574.06 is: 123,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,848.65 : 157,141.82 = 82,574.06 : x
  2. Step 2: Convert to fraction form
    104,848.65/157,141.82 = 82,574.06/x
  3. Step 3: Cross multiply
    104,848.65x = 157,141.82 × 82,574.06
  4. Step 4: Simplify right side
    104,848.65x = 12,975,837,493.92
  5. Step 5: Solve for x
    x = 12,975,837,493.92/104,848.65
  6. Step 6: Final answer
    x = 123,757.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.