Home / 67,220.45-100,829.98-17,300.35

Finding the Fourth Proportional to 67,220.45, 100,829.98 and 17,300.35

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Solution

The fourth proportional to 67,220.45, 100,829.98 and 17,300.35 is: 25,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,220.45 : 100,829.98 = 17,300.35 : x
  2. Step 2: Convert to fraction form
    67,220.45/100,829.98 = 17,300.35/x
  3. Step 3: Cross multiply
    67,220.45x = 100,829.98 × 17,300.35
  4. Step 4: Simplify right side
    67,220.45x = 1,744,393,944.49
  5. Step 5: Solve for x
    x = 1,744,393,944.49/67,220.45
  6. Step 6: Final answer
    x = 25,950.35

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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.