Home / 39,076.76-53,922.40-23,158.64

Finding the Fourth Proportional to 39,076.76, 53,922.40 and 23,158.64

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Solution

The fourth proportional to 39,076.76, 53,922.40 and 23,158.64 is: 31,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,076.76 : 53,922.40 = 23,158.64 : x
  2. Step 2: Convert to fraction form
    39,076.76/53,922.40 = 23,158.64/x
  3. Step 3: Cross multiply
    39,076.76x = 53,922.40 × 23,158.64
  4. Step 4: Simplify right side
    39,076.76x = 1,248,769,449.54
  5. Step 5: Solve for x
    x = 1,248,769,449.54/39,076.76
  6. Step 6: Final answer
    x = 31,956.83

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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.