Home / 114,845.58-172,193.58-39,960

Finding the Fourth Proportional to 114,845.58, 172,193.58 and 39,960

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Solution

The fourth proportional to 114,845.58, 172,193.58 and 39,960 is: 59,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,845.58 : 172,193.58 = 39,960 : x
  2. Step 2: Convert to fraction form
    114,845.58/172,193.58 = 39,960/x
  3. Step 3: Cross multiply
    114,845.58x = 172,193.58 × 39,960
  4. Step 4: Simplify right side
    114,845.58x = 6,880,855,456.80
  5. Step 5: Solve for x
    x = 6,880,855,456.80/114,845.58
  6. Step 6: Final answer
    x = 59,913.98

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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.