Home / 118,537.75-177,875.85-47,494.43

Finding the Fourth Proportional to 118,537.75, 177,875.85 and 47,494.43

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Solution

The fourth proportional to 118,537.75, 177,875.85 and 47,494.43 is: 71,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.75 : 177,875.85 = 47,494.43 : x
  2. Step 2: Convert to fraction form
    118,537.75/177,875.85 = 47,494.43/x
  3. Step 3: Cross multiply
    118,537.75x = 177,875.85 × 47,494.43
  4. Step 4: Simplify right side
    118,537.75x = 8,448,111,294.84
  5. Step 5: Solve for x
    x = 8,448,111,294.84/118,537.75
  6. Step 6: Final answer
    x = 71,269.37

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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.