Home / 38,848.56-58,147.52-20,102.81

Finding the Fourth Proportional to 38,848.56, 58,147.52 and 20,102.81

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Solution

The fourth proportional to 38,848.56, 58,147.52 and 20,102.81 is: 30,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848.56 : 58,147.52 = 20,102.81 : x
  2. Step 2: Convert to fraction form
    38,848.56/58,147.52 = 20,102.81/x
  3. Step 3: Cross multiply
    38,848.56x = 58,147.52 × 20,102.81
  4. Step 4: Simplify right side
    38,848.56x = 1,168,928,155.28
  5. Step 5: Solve for x
    x = 1,168,928,155.28/38,848.56
  6. Step 6: Final answer
    x = 30,089.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.