Home / 179,150.70-247,199.73-102,655.08

Finding the Fourth Proportional to 179,150.70, 247,199.73 and 102,655.08

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Solution

The fourth proportional to 179,150.70, 247,199.73 and 102,655.08 is: 141,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,150.70 : 247,199.73 = 102,655.08 : x
  2. Step 2: Convert to fraction form
    179,150.70/247,199.73 = 102,655.08/x
  3. Step 3: Cross multiply
    179,150.70x = 247,199.73 × 102,655.08
  4. Step 4: Simplify right side
    179,150.70x = 25,376,308,059.13
  5. Step 5: Solve for x
    x = 25,376,308,059.13/179,150.70
  6. Step 6: Final answer
    x = 141,647.83

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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.