Home / 69,708.35-96,215.01-39,511.69

Finding the Fourth Proportional to 69,708.35, 96,215.01 and 39,511.69

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Solution

The fourth proportional to 69,708.35, 96,215.01 and 39,511.69 is: 54,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,708.35 : 96,215.01 = 39,511.69 : x
  2. Step 2: Convert to fraction form
    69,708.35/96,215.01 = 39,511.69/x
  3. Step 3: Cross multiply
    69,708.35x = 96,215.01 × 39,511.69
  4. Step 4: Simplify right side
    69,708.35x = 3,801,617,457.84
  5. Step 5: Solve for x
    x = 3,801,617,457.84/69,708.35
  6. Step 6: Final answer
    x = 54,536.04

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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.