Home / 131,291.96-196,937.93-104,873.00

Finding the Fourth Proportional to 131,291.96, 196,937.93 and 104,873.00

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Solution

The fourth proportional to 131,291.96, 196,937.93 and 104,873.00 is: 157,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,291.96 : 196,937.93 = 104,873.00 : x
  2. Step 2: Convert to fraction form
    131,291.96/196,937.93 = 104,873.00/x
  3. Step 3: Cross multiply
    131,291.96x = 196,937.93 × 104,873.00
  4. Step 4: Simplify right side
    131,291.96x = 20,653,470,810.38
  5. Step 5: Solve for x
    x = 20,653,470,810.38/131,291.96
  6. Step 6: Final answer
    x = 157,309.49

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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.