Home / 91,903.43-126,827.23-51,617.19

Finding the Fourth Proportional to 91,903.43, 126,827.23 and 51,617.19

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Solution

The fourth proportional to 91,903.43, 126,827.23 and 51,617.19 is: 71,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,903.43 : 126,827.23 = 51,617.19 : x
  2. Step 2: Convert to fraction form
    91,903.43/126,827.23 = 51,617.19/x
  3. Step 3: Cross multiply
    91,903.43x = 126,827.23 × 51,617.19
  4. Step 4: Simplify right side
    91,903.43x = 6,546,465,099.04
  5. Step 5: Solve for x
    x = 6,546,465,099.04/91,903.43
  6. Step 6: Final answer
    x = 71,232.00

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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.