Home / 179,106.51-247,169.03-102,624.06

Finding the Fourth Proportional to 179,106.51, 247,169.03 and 102,624.06

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Solution

The fourth proportional to 179,106.51, 247,169.03 and 102,624.06 is: 141,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,106.51 : 247,169.03 = 102,624.06 : x
  2. Step 2: Convert to fraction form
    179,106.51/247,169.03 = 102,624.06/x
  3. Step 3: Cross multiply
    179,106.51x = 247,169.03 × 102,624.06
  4. Step 4: Simplify right side
    179,106.51x = 25,365,489,364.86
  5. Step 5: Solve for x
    x = 25,365,489,364.86/179,106.51
  6. Step 6: Final answer
    x = 141,622.38

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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.