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Finding the Fourth Proportional to 59,460.20, 89,203.40 and 20,016

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Solution

The fourth proportional to 59,460.20, 89,203.40 and 20,016 is: 30,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,460.20 : 89,203.40 = 20,016 : x
  2. Step 2: Convert to fraction form
    59,460.20/89,203.40 = 20,016/x
  3. Step 3: Cross multiply
    59,460.20x = 89,203.40 × 20,016
  4. Step 4: Simplify right side
    59,460.20x = 1,785,495,254.40
  5. Step 5: Solve for x
    x = 1,785,495,254.40/59,460.20
  6. Step 6: Final answer
    x = 30,028.41

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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.