Home / 70,142.40-96,771.36-41,456.04

Finding the Fourth Proportional to 70,142.40, 96,771.36 and 41,456.04

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Solution

The fourth proportional to 70,142.40, 96,771.36 and 41,456.04 is: 57,194.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,142.40 : 96,771.36 = 41,456.04 : x
  2. Step 2: Convert to fraction form
    70,142.40/96,771.36 = 41,456.04/x
  3. Step 3: Cross multiply
    70,142.40x = 96,771.36 × 41,456.04
  4. Step 4: Simplify right side
    70,142.40x = 4,011,757,371.01
  5. Step 5: Solve for x
    x = 4,011,757,371.01/70,142.40
  6. Step 6: Final answer
    x = 57,194.47

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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.