Home / 201,624.14-302,437.06-81,683.42

Finding the Fourth Proportional to 201,624.14, 302,437.06 and 81,683.42

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Solution

The fourth proportional to 201,624.14, 302,437.06 and 81,683.42 is: 122,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,624.14 : 302,437.06 = 81,683.42 : x
  2. Step 2: Convert to fraction form
    201,624.14/302,437.06 = 81,683.42/x
  3. Step 3: Cross multiply
    201,624.14x = 302,437.06 × 81,683.42
  4. Step 4: Simplify right side
    201,624.14x = 24,704,093,395.55
  5. Step 5: Solve for x
    x = 24,704,093,395.55/201,624.14
  6. Step 6: Final answer
    x = 122,525.47

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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.