Home / 195,817.37-270,207.61-115,240.10

Finding the Fourth Proportional to 195,817.37, 270,207.61 and 115,240.10

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Solution

The fourth proportional to 195,817.37, 270,207.61 and 115,240.10 is: 159,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,817.37 : 270,207.61 = 115,240.10 : x
  2. Step 2: Convert to fraction form
    195,817.37/270,207.61 = 115,240.10/x
  3. Step 3: Cross multiply
    195,817.37x = 270,207.61 × 115,240.10
  4. Step 4: Simplify right side
    195,817.37x = 31,138,750,358.02
  5. Step 5: Solve for x
    x = 31,138,750,358.02/195,817.37
  6. Step 6: Final answer
    x = 159,019.35

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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.