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Finding the Fourth Proportional to 251,498.46, 377,285.11 and 83,036.58

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Solution

The fourth proportional to 251,498.46, 377,285.11 and 83,036.58 is: 124,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,498.46 : 377,285.11 = 83,036.58 : x
  2. Step 2: Convert to fraction form
    251,498.46/377,285.11 = 83,036.58/x
  3. Step 3: Cross multiply
    251,498.46x = 377,285.11 × 83,036.58
  4. Step 4: Simplify right side
    251,498.46x = 31,328,465,219.32
  5. Step 5: Solve for x
    x = 31,328,465,219.32/251,498.46
  6. Step 6: Final answer
    x = 124,567.22

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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.