Home / 127,825.36-191,739.96-34,344.40

Finding the Fourth Proportional to 127,825.36, 191,739.96 and 34,344.40

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Solution

The fourth proportional to 127,825.36, 191,739.96 and 34,344.40 is: 51,517.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,825.36 : 191,739.96 = 34,344.40 : x
  2. Step 2: Convert to fraction form
    127,825.36/191,739.96 = 34,344.40/x
  3. Step 3: Cross multiply
    127,825.36x = 191,739.96 × 34,344.40
  4. Step 4: Simplify right side
    127,825.36x = 6,585,193,882.22
  5. Step 5: Solve for x
    x = 6,585,193,882.22/127,825.36
  6. Step 6: Final answer
    x = 51,517.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.