Home / 126,382.68-174,403.53-69,792.84

Finding the Fourth Proportional to 126,382.68, 174,403.53 and 69,792.84

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Solution

The fourth proportional to 126,382.68, 174,403.53 and 69,792.84 is: 96,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,382.68 : 174,403.53 = 69,792.84 : x
  2. Step 2: Convert to fraction form
    126,382.68/174,403.53 = 69,792.84/x
  3. Step 3: Cross multiply
    126,382.68x = 174,403.53 × 69,792.84
  4. Step 4: Simplify right side
    126,382.68x = 12,172,117,664.73
  5. Step 5: Solve for x
    x = 12,172,117,664.73/126,382.68
  6. Step 6: Final answer
    x = 96,311.60

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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.