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Finding the Fourth Proportional to 162,854.60, 244,325.10 and 57,662.60

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Solution

The fourth proportional to 162,854.60, 244,325.10 and 57,662.60 is: 86,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,854.60 : 244,325.10 = 57,662.60 : x
  2. Step 2: Convert to fraction form
    162,854.60/244,325.10 = 57,662.60/x
  3. Step 3: Cross multiply
    162,854.60x = 244,325.10 × 57,662.60
  4. Step 4: Simplify right side
    162,854.60x = 14,088,420,511.26
  5. Step 5: Solve for x
    x = 14,088,420,511.26/162,854.60
  6. Step 6: Final answer
    x = 86,509.20

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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.