Home / 148,584.60-204,996.88-84,877.30

Finding the Fourth Proportional to 148,584.60, 204,996.88 and 84,877.30

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Solution

The fourth proportional to 148,584.60, 204,996.88 and 84,877.30 is: 117,102.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,584.60 : 204,996.88 = 84,877.30 : x
  2. Step 2: Convert to fraction form
    148,584.60/204,996.88 = 84,877.30/x
  3. Step 3: Cross multiply
    148,584.60x = 204,996.88 × 84,877.30
  4. Step 4: Simplify right side
    148,584.60x = 17,399,581,682.82
  5. Step 5: Solve for x
    x = 17,399,581,682.82/148,584.60
  6. Step 6: Final answer
    x = 117,102.19

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1.5x scale

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.