Home / 131,303.08-196,954.62-104,884.12

Finding the Fourth Proportional to 131,303.08, 196,954.62 and 104,884.12

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Solution

The fourth proportional to 131,303.08, 196,954.62 and 104,884.12 is: 157,326.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,303.08 : 196,954.62 = 104,884.12 : x
  2. Step 2: Convert to fraction form
    131,303.08/196,954.62 = 104,884.12/x
  3. Step 3: Cross multiply
    131,303.08x = 196,954.62 × 104,884.12
  4. Step 4: Simplify right side
    131,303.08x = 20,657,411,998.63
  5. Step 5: Solve for x
    x = 20,657,411,998.63/131,303.08
  6. Step 6: Final answer
    x = 157,326.18

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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.