Home / 178,198.12-245,913.39-97,628.50

Finding the Fourth Proportional to 178,198.12, 245,913.39 and 97,628.50

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Solution

The fourth proportional to 178,198.12, 245,913.39 and 97,628.50 is: 134,727.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,198.12 : 245,913.39 = 97,628.50 : x
  2. Step 2: Convert to fraction form
    178,198.12/245,913.39 = 97,628.50/x
  3. Step 3: Cross multiply
    178,198.12x = 245,913.39 × 97,628.50
  4. Step 4: Simplify right side
    178,198.12x = 24,008,155,395.62
  5. Step 5: Solve for x
    x = 24,008,155,395.62/178,198.12
  6. Step 6: Final answer
    x = 134,727.32

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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.