Home / 124,984.13-187,495.74-40,724.73

Finding the Fourth Proportional to 124,984.13, 187,495.74 and 40,724.73

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Solution

The fourth proportional to 124,984.13, 187,495.74 and 40,724.73 is: 61,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,984.13 : 187,495.74 = 40,724.73 : x
  2. Step 2: Convert to fraction form
    124,984.13/187,495.74 = 40,724.73/x
  3. Step 3: Cross multiply
    124,984.13x = 187,495.74 × 40,724.73
  4. Step 4: Simplify right side
    124,984.13x = 7,635,713,387.65
  5. Step 5: Solve for x
    x = 7,635,713,387.65/124,984.13
  6. Step 6: Final answer
    x = 61,093.47

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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.