Home / 38,477.49-53,120.97-29,331.03

Finding the Fourth Proportional to 38,477.49, 53,120.97 and 29,331.03

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Solution

The fourth proportional to 38,477.49, 53,120.97 and 29,331.03 is: 40,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.49 : 53,120.97 = 29,331.03 : x
  2. Step 2: Convert to fraction form
    38,477.49/53,120.97 = 29,331.03/x
  3. Step 3: Cross multiply
    38,477.49x = 53,120.97 × 29,331.03
  4. Step 4: Simplify right side
    38,477.49x = 1,558,092,764.70
  5. Step 5: Solve for x
    x = 1,558,092,764.70/38,477.49
  6. Step 6: Final answer
    x = 40,493.62

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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.