Home / 183,470.20-275,205.30-130,326.10

Finding the Fourth Proportional to 183,470.20, 275,205.30 and 130,326.10

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Solution

The fourth proportional to 183,470.20, 275,205.30 and 130,326.10 is: 195,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,470.20 : 275,205.30 = 130,326.10 : x
  2. Step 2: Convert to fraction form
    183,470.20/275,205.30 = 130,326.10/x
  3. Step 3: Cross multiply
    183,470.20x = 275,205.30 × 130,326.10
  4. Step 4: Simplify right side
    183,470.20x = 35,866,433,448.33
  5. Step 5: Solve for x
    x = 35,866,433,448.33/183,470.20
  6. Step 6: Final answer
    x = 195,489.15

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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.