Home / 151,504.14-209,076.75-84,440.46

Finding the Fourth Proportional to 151,504.14, 209,076.75 and 84,440.46

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Solution

The fourth proportional to 151,504.14, 209,076.75 and 84,440.46 is: 116,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,504.14 : 209,076.75 = 84,440.46 : x
  2. Step 2: Convert to fraction form
    151,504.14/209,076.75 = 84,440.46/x
  3. Step 3: Cross multiply
    151,504.14x = 209,076.75 × 84,440.46
  4. Step 4: Simplify right side
    151,504.14x = 17,654,536,945.31
  5. Step 5: Solve for x
    x = 17,654,536,945.31/151,504.14
  6. Step 6: Final answer
    x = 116,528.41

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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.