Home / 188,834.08-283,300.32-70,506.40

Finding the Fourth Proportional to 188,834.08, 283,300.32 and 70,506.40

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Solution

The fourth proportional to 188,834.08, 283,300.32 and 70,506.40 is: 105,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,834.08 : 283,300.32 = 70,506.40 : x
  2. Step 2: Convert to fraction form
    188,834.08/283,300.32 = 70,506.40/x
  3. Step 3: Cross multiply
    188,834.08x = 283,300.32 × 70,506.40
  4. Step 4: Simplify right side
    188,834.08x = 19,974,485,682.05
  5. Step 5: Solve for x
    x = 19,974,485,682.05/188,834.08
  6. Step 6: Final answer
    x = 105,777.97

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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.