Home / 30,105.61-41,541.81-17,359.27

Finding the Fourth Proportional to 30,105.61, 41,541.81 and 17,359.27

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Solution

The fourth proportional to 30,105.61, 41,541.81 and 17,359.27 is: 23,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,105.61 : 41,541.81 = 17,359.27 : x
  2. Step 2: Convert to fraction form
    30,105.61/41,541.81 = 17,359.27/x
  3. Step 3: Cross multiply
    30,105.61x = 41,541.81 × 17,359.27
  4. Step 4: Simplify right side
    30,105.61x = 721,135,496.08
  5. Step 5: Solve for x
    x = 721,135,496.08/30,105.61
  6. Step 6: Final answer
    x = 23,953.53

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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.