Home / 179,263.48-247,378.44-102,780.04

Finding the Fourth Proportional to 179,263.48, 247,378.44 and 102,780.04

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Solution

The fourth proportional to 179,263.48, 247,378.44 and 102,780.04 is: 141,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,263.48 : 247,378.44 = 102,780.04 : x
  2. Step 2: Convert to fraction form
    179,263.48/247,378.44 = 102,780.04/x
  3. Step 3: Cross multiply
    179,263.48x = 247,378.44 × 102,780.04
  4. Step 4: Simplify right side
    179,263.48x = 25,425,565,958.34
  5. Step 5: Solve for x
    x = 25,425,565,958.34/179,263.48
  6. Step 6: Final answer
    x = 141,833.50

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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.