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Finding the Fourth Proportional to 251,095.41, 376,641.05 and 101,333.40

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Solution

The fourth proportional to 251,095.41, 376,641.05 and 101,333.40 is: 151,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,095.41 : 376,641.05 = 101,333.40 : x
  2. Step 2: Convert to fraction form
    251,095.41/376,641.05 = 101,333.40/x
  3. Step 3: Cross multiply
    251,095.41x = 376,641.05 × 101,333.40
  4. Step 4: Simplify right side
    251,095.41x = 38,166,317,669.40
  5. Step 5: Solve for x
    x = 38,166,317,669.40/251,095.41
  6. Step 6: Final answer
    x = 151,999.26

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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.