Home / 179,105.51-247,167.65-102,623.06

Finding the Fourth Proportional to 179,105.51, 247,167.65 and 102,623.06

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Solution

The fourth proportional to 179,105.51, 247,167.65 and 102,623.06 is: 141,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,105.51 : 247,167.65 = 102,623.06 : x
  2. Step 2: Convert to fraction form
    179,105.51/247,167.65 = 102,623.06/x
  3. Step 3: Cross multiply
    179,105.51x = 247,167.65 × 102,623.06
  4. Step 4: Simplify right side
    179,105.51x = 25,365,101,450.49
  5. Step 5: Solve for x
    x = 25,365,101,450.49/179,105.51
  6. Step 6: Final answer
    x = 141,621.00

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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.