Home / 91,633.68-126,452.34-53,910.36

Finding the Fourth Proportional to 91,633.68, 126,452.34 and 53,910.36

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Solution

The fourth proportional to 91,633.68, 126,452.34 and 53,910.36 is: 74,395.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,633.68 : 126,452.34 = 53,910.36 : x
  2. Step 2: Convert to fraction form
    91,633.68/126,452.34 = 53,910.36/x
  3. Step 3: Cross multiply
    91,633.68x = 126,452.34 × 53,910.36
  4. Step 4: Simplify right side
    91,633.68x = 6,817,091,172.24
  5. Step 5: Solve for x
    x = 6,817,091,172.24/91,633.68
  6. Step 6: Final answer
    x = 74,395.04

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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.