Home / 178,964.91-246,971.75-98,393.81

Finding the Fourth Proportional to 178,964.91, 246,971.75 and 98,393.81

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Solution

The fourth proportional to 178,964.91, 246,971.75 and 98,393.81 is: 135,783.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,964.91 : 246,971.75 = 98,393.81 : x
  2. Step 2: Convert to fraction form
    178,964.91/246,971.75 = 98,393.81/x
  3. Step 3: Cross multiply
    178,964.91x = 246,971.75 × 98,393.81
  4. Step 4: Simplify right side
    178,964.91x = 24,300,489,718.04
  5. Step 5: Solve for x
    x = 24,300,489,718.04/178,964.91
  6. Step 6: Final answer
    x = 135,783.54

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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.