Home / 70,046.22-96,666.49-39,834.30

Finding the Fourth Proportional to 70,046.22, 96,666.49 and 39,834.30

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Solution

The fourth proportional to 70,046.22, 96,666.49 and 39,834.30 is: 54,972.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046.22 : 96,666.49 = 39,834.30 : x
  2. Step 2: Convert to fraction form
    70,046.22/96,666.49 = 39,834.30/x
  3. Step 3: Cross multiply
    70,046.22x = 96,666.49 × 39,834.30
  4. Step 4: Simplify right side
    70,046.22x = 3,850,641,379.69
  5. Step 5: Solve for x
    x = 3,850,641,379.69/70,046.22
  6. Step 6: Final answer
    x = 54,972.87

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1.5x scale

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.