Home / 183,422.09-275,555.35-129,511.33

Finding the Fourth Proportional to 183,422.09, 275,555.35 and 129,511.33

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Solution

The fourth proportional to 183,422.09, 275,555.35 and 129,511.33 is: 194,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,422.09 : 275,555.35 = 129,511.33 : x
  2. Step 2: Convert to fraction form
    183,422.09/275,555.35 = 129,511.33/x
  3. Step 3: Cross multiply
    183,422.09x = 275,555.35 × 129,511.33
  4. Step 4: Simplify right side
    183,422.09x = 35,687,539,867.12
  5. Step 5: Solve for x
    x = 35,687,539,867.12/183,422.09
  6. Step 6: Final answer
    x = 194,565.11

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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.