Home / 195,821.40-293,732.10-125,837.40

Finding the Fourth Proportional to 195,821.40, 293,732.10 and 125,837.40

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Solution

The fourth proportional to 195,821.40, 293,732.10 and 125,837.40 is: 188,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,821.40 : 293,732.10 = 125,837.40 : x
  2. Step 2: Convert to fraction form
    195,821.40/293,732.10 = 125,837.40/x
  3. Step 3: Cross multiply
    195,821.40x = 293,732.10 × 125,837.40
  4. Step 4: Simplify right side
    195,821.40x = 36,962,483,760.54
  5. Step 5: Solve for x
    x = 36,962,483,760.54/195,821.40
  6. Step 6: Final answer
    x = 188,756.10

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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.