Home / 118,581.02-177,828.67-39,676.79

Finding the Fourth Proportional to 118,581.02, 177,828.67 and 39,676.79

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Solution

The fourth proportional to 118,581.02, 177,828.67 and 39,676.79 is: 59,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,581.02 : 177,828.67 = 39,676.79 : x
  2. Step 2: Convert to fraction form
    118,581.02/177,828.67 = 39,676.79/x
  3. Step 3: Cross multiply
    118,581.02x = 177,828.67 × 39,676.79
  4. Step 4: Simplify right side
    118,581.02x = 7,055,670,795.57
  5. Step 5: Solve for x
    x = 7,055,670,795.57/118,581.02
  6. Step 6: Final answer
    x = 59,500.84

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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.