Home / 40,258.96-55,557.54-25,160.38

Finding the Fourth Proportional to 40,258.96, 55,557.54 and 25,160.38

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Solution

The fourth proportional to 40,258.96, 55,557.54 and 25,160.38 is: 34,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,258.96 : 55,557.54 = 25,160.38 : x
  2. Step 2: Convert to fraction form
    40,258.96/55,557.54 = 25,160.38/x
  3. Step 3: Cross multiply
    40,258.96x = 55,557.54 × 25,160.38
  4. Step 4: Simplify right side
    40,258.96x = 1,397,848,818.27
  5. Step 5: Solve for x
    x = 1,397,848,818.27/40,258.96
  6. Step 6: Final answer
    x = 34,721.43

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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.