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Finding the Fourth Proportional to 125,752.80, 188,652.48 and 41,518.83

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Solution

The fourth proportional to 125,752.80, 188,652.48 and 41,518.83 is: 62,285.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,752.80 : 188,652.48 = 41,518.83 : x
  2. Step 2: Convert to fraction form
    125,752.80/188,652.48 = 41,518.83/x
  3. Step 3: Cross multiply
    125,752.80x = 188,652.48 × 41,518.83
  4. Step 4: Simplify right side
    125,752.80x = 7,832,630,246.20
  5. Step 5: Solve for x
    x = 7,832,630,246.20/125,752.80
  6. Step 6: Final answer
    x = 62,285.93

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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.