Home / 192,431.56-265,555.92-107,548.60

Finding the Fourth Proportional to 192,431.56, 265,555.92 and 107,548.60

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Solution

The fourth proportional to 192,431.56, 265,555.92 and 107,548.60 is: 148,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,431.56 : 265,555.92 = 107,548.60 : x
  2. Step 2: Convert to fraction form
    192,431.56/265,555.92 = 107,548.60/x
  3. Step 3: Cross multiply
    192,431.56x = 265,555.92 × 107,548.60
  4. Step 4: Simplify right side
    192,431.56x = 28,560,167,417.71
  5. Step 5: Solve for x
    x = 28,560,167,417.71/192,431.56
  6. Step 6: Final answer
    x = 148,417.27

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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.