Home / 188,011.14-281,868.78-93,176.12

Finding the Fourth Proportional to 188,011.14, 281,868.78 and 93,176.12

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Solution

The fourth proportional to 188,011.14, 281,868.78 and 93,176.12 is: 139,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,011.14 : 281,868.78 = 93,176.12 : x
  2. Step 2: Convert to fraction form
    188,011.14/281,868.78 = 93,176.12/x
  3. Step 3: Cross multiply
    188,011.14x = 281,868.78 × 93,176.12
  4. Step 4: Simplify right side
    188,011.14x = 26,263,439,269.53
  5. Step 5: Solve for x
    x = 26,263,439,269.53/188,011.14
  6. Step 6: Final answer
    x = 139,690.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.