Home / 39,290.33-54,232.10-25,680.34

Finding the Fourth Proportional to 39,290.33, 54,232.10 and 25,680.34

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Solution

The fourth proportional to 39,290.33, 54,232.10 and 25,680.34 is: 35,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,290.33 : 54,232.10 = 25,680.34 : x
  2. Step 2: Convert to fraction form
    39,290.33/54,232.10 = 25,680.34/x
  3. Step 3: Cross multiply
    39,290.33x = 54,232.10 × 25,680.34
  4. Step 4: Simplify right side
    39,290.33x = 1,392,698,802.60
  5. Step 5: Solve for x
    x = 1,392,698,802.60/39,290.33
  6. Step 6: Final answer
    x = 35,446.35

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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.