Home / 251,511.60-377,313.96-83,043.66

Finding the Fourth Proportional to 251,511.60, 377,313.96 and 83,043.66

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Solution

The fourth proportional to 251,511.60, 377,313.96 and 83,043.66 is: 124,580.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,511.60 : 377,313.96 = 83,043.66 : x
  2. Step 2: Convert to fraction form
    251,511.60/377,313.96 = 83,043.66/x
  3. Step 3: Cross multiply
    251,511.60x = 377,313.96 × 83,043.66
  4. Step 4: Simplify right side
    251,511.60x = 31,333,532,207.49
  5. Step 5: Solve for x
    x = 31,333,532,207.49/251,511.60
  6. Step 6: Final answer
    x = 124,580.86

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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.