Home / 40,538.81-55,944.47-25,432.11

Finding the Fourth Proportional to 40,538.81, 55,944.47 and 25,432.11

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Solution

The fourth proportional to 40,538.81, 55,944.47 and 25,432.11 is: 35,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,538.81 : 55,944.47 = 25,432.11 : x
  2. Step 2: Convert to fraction form
    40,538.81/55,944.47 = 25,432.11/x
  3. Step 3: Cross multiply
    40,538.81x = 55,944.47 × 25,432.11
  4. Step 4: Simplify right side
    40,538.81x = 1,422,785,914.93
  5. Step 5: Solve for x
    x = 1,422,785,914.93/40,538.81
  6. Step 6: Final answer
    x = 35,096.88

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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.