Home / 123,829.71-170,883.48-67,241.49

Finding the Fourth Proportional to 123,829.71, 170,883.48 and 67,241.49

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Solution

The fourth proportional to 123,829.71, 170,883.48 and 67,241.49 is: 92,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,829.71 : 170,883.48 = 67,241.49 : x
  2. Step 2: Convert to fraction form
    123,829.71/170,883.48 = 67,241.49/x
  3. Step 3: Cross multiply
    123,829.71x = 170,883.48 × 67,241.49
  4. Step 4: Simplify right side
    123,829.71x = 11,490,459,811.59
  5. Step 5: Solve for x
    x = 11,490,459,811.59/123,829.71
  6. Step 6: Final answer
    x = 92,792.43

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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.