Home / 118,501.48-177,761.40-39,616

Finding the Fourth Proportional to 118,501.48, 177,761.40 and 39,616

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Solution

The fourth proportional to 118,501.48, 177,761.40 and 39,616 is: 59,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,501.48 : 177,761.40 = 39,616 : x
  2. Step 2: Convert to fraction form
    118,501.48/177,761.40 = 39,616/x
  3. Step 3: Cross multiply
    118,501.48x = 177,761.40 × 39,616
  4. Step 4: Simplify right side
    118,501.48x = 7,042,195,622.40
  5. Step 5: Solve for x
    x = 7,042,195,622.40/118,501.48
  6. Step 6: Final answer
    x = 59,427.07

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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.