Home / 91,671.33-126,506.70-50,838.33

Finding the Fourth Proportional to 91,671.33, 126,506.70 and 50,838.33

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Solution

The fourth proportional to 91,671.33, 126,506.70 and 50,838.33 is: 70,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,671.33 : 126,506.70 = 50,838.33 : x
  2. Step 2: Convert to fraction form
    91,671.33/126,506.70 = 50,838.33/x
  3. Step 3: Cross multiply
    91,671.33x = 126,506.70 × 50,838.33
  4. Step 4: Simplify right side
    91,671.33x = 6,431,389,361.81
  5. Step 5: Solve for x
    x = 6,431,389,361.81/91,671.33
  6. Step 6: Final answer
    x = 70,157.04

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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.