Home / 236,446.56-326,352.48-135,902.88

Finding the Fourth Proportional to 236,446.56, 326,352.48 and 135,902.88

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Solution

The fourth proportional to 236,446.56, 326,352.48 and 135,902.88 is: 187,578.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,446.56 : 326,352.48 = 135,902.88 : x
  2. Step 2: Convert to fraction form
    236,446.56/326,352.48 = 135,902.88/x
  3. Step 3: Cross multiply
    236,446.56x = 326,352.48 × 135,902.88
  4. Step 4: Simplify right side
    236,446.56x = 44,352,241,927.14
  5. Step 5: Solve for x
    x = 44,352,241,927.14/236,446.56
  6. Step 6: Final answer
    x = 187,578.29

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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.