Home / 148,377.52-204,771.02-83,824.36

Finding the Fourth Proportional to 148,377.52, 204,771.02 and 83,824.36

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Solution

The fourth proportional to 148,377.52, 204,771.02 and 83,824.36 is: 115,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,377.52 : 204,771.02 = 83,824.36 : x
  2. Step 2: Convert to fraction form
    148,377.52/204,771.02 = 83,824.36/x
  3. Step 3: Cross multiply
    148,377.52x = 204,771.02 × 83,824.36
  4. Step 4: Simplify right side
    148,377.52x = 17,164,799,698.05
  5. Step 5: Solve for x
    x = 17,164,799,698.05/148,377.52
  6. Step 6: Final answer
    x = 115,683.29

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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.