Home / 42,135-58,146.30-23,273.34

Finding the Fourth Proportional to 42,135, 58,146.30 and 23,273.34

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Solution

The fourth proportional to 42,135, 58,146.30 and 23,273.34 is: 32,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,135 : 58,146.30 = 23,273.34 : x
  2. Step 2: Convert to fraction form
    42,135/58,146.30 = 23,273.34/x
  3. Step 3: Cross multiply
    42,135x = 58,146.30 × 23,273.34
  4. Step 4: Simplify right side
    42,135x = 1,353,258,609.64
  5. Step 5: Solve for x
    x = 1,353,258,609.64/42,135
  6. Step 6: Final answer
    x = 32,117.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.