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Finding the Fourth Proportional to 42,133.34, 58,143.99 and 23,270.30

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Solution

The fourth proportional to 42,133.34, 58,143.99 and 23,270.30 is: 32,113.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,133.34 : 58,143.99 = 23,270.30 : x
  2. Step 2: Convert to fraction form
    42,133.34/58,143.99 = 23,270.30/x
  3. Step 3: Cross multiply
    42,133.34x = 58,143.99 × 23,270.30
  4. Step 4: Simplify right side
    42,133.34x = 1,353,028,090.50
  5. Step 5: Solve for x
    x = 1,353,028,090.50/42,133.34
  6. Step 6: Final answer
    x = 32,113.00

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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.