Home / 42,143.24-58,157.54-23,280.36

Finding the Fourth Proportional to 42,143.24, 58,157.54 and 23,280.36

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Solution

The fourth proportional to 42,143.24, 58,157.54 and 23,280.36 is: 32,126.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,143.24 : 58,157.54 = 23,280.36 : x
  2. Step 2: Convert to fraction form
    42,143.24/58,157.54 = 23,280.36/x
  3. Step 3: Cross multiply
    42,143.24x = 58,157.54 × 23,280.36
  4. Step 4: Simplify right side
    42,143.24x = 1,353,928,467.91
  5. Step 5: Solve for x
    x = 1,353,928,467.91/42,143.24
  6. Step 6: Final answer
    x = 32,126.82

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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.