Home / 67,887.18-93,676.64-37,664.64

Finding the Fourth Proportional to 67,887.18, 93,676.64 and 37,664.64

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Solution

The fourth proportional to 67,887.18, 93,676.64 and 37,664.64 is: 51,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,887.18 : 93,676.64 = 37,664.64 : x
  2. Step 2: Convert to fraction form
    67,887.18/93,676.64 = 37,664.64/x
  3. Step 3: Cross multiply
    67,887.18x = 93,676.64 × 37,664.64
  4. Step 4: Simplify right side
    67,887.18x = 3,528,296,733.69
  5. Step 5: Solve for x
    x = 3,528,296,733.69/67,887.18
  6. Step 6: Final answer
    x = 51,972.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.