Home / 104,480.74-144,177.60-61,453.54

Finding the Fourth Proportional to 104,480.74, 144,177.60 and 61,453.54

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Solution

The fourth proportional to 104,480.74, 144,177.60 and 61,453.54 is: 84,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,480.74 : 144,177.60 = 61,453.54 : x
  2. Step 2: Convert to fraction form
    104,480.74/144,177.60 = 61,453.54/x
  3. Step 3: Cross multiply
    104,480.74x = 144,177.60 × 61,453.54
  4. Step 4: Simplify right side
    104,480.74x = 8,860,223,908.70
  5. Step 5: Solve for x
    x = 8,860,223,908.70/104,480.74
  6. Step 6: Final answer
    x = 84,802.46

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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.