Home / 67,525.90-101,193.78-51,669.58

Finding the Fourth Proportional to 67,525.90, 101,193.78 and 51,669.58

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Solution

The fourth proportional to 67,525.90, 101,193.78 and 51,669.58 is: 77,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,525.90 : 101,193.78 = 51,669.58 : x
  2. Step 2: Convert to fraction form
    67,525.90/101,193.78 = 51,669.58/x
  3. Step 3: Cross multiply
    67,525.90x = 101,193.78 × 51,669.58
  4. Step 4: Simplify right side
    67,525.90x = 5,228,640,111.21
  5. Step 5: Solve for x
    x = 5,228,640,111.21/67,525.90
  6. Step 6: Final answer
    x = 77,431.62

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1.5x scale

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.