Home / 235,116.37-324,460.51-127,686.43

Finding the Fourth Proportional to 235,116.37, 324,460.51 and 127,686.43

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Solution

The fourth proportional to 235,116.37, 324,460.51 and 127,686.43 is: 176,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,116.37 : 324,460.51 = 127,686.43 : x
  2. Step 2: Convert to fraction form
    235,116.37/324,460.51 = 127,686.43/x
  3. Step 3: Cross multiply
    235,116.37x = 324,460.51 × 127,686.43
  4. Step 4: Simplify right side
    235,116.37x = 41,429,204,197.88
  5. Step 5: Solve for x
    x = 41,429,204,197.88/235,116.37
  6. Step 6: Final answer
    x = 176,207.23

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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.