Home / 199,419.26-275,300.13-153,995.27

Finding the Fourth Proportional to 199,419.26, 275,300.13 and 153,995.27

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Solution

The fourth proportional to 199,419.26, 275,300.13 and 153,995.27 is: 212,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,419.26 : 275,300.13 = 153,995.27 : x
  2. Step 2: Convert to fraction form
    199,419.26/275,300.13 = 153,995.27/x
  3. Step 3: Cross multiply
    199,419.26x = 275,300.13 × 153,995.27
  4. Step 4: Simplify right side
    199,419.26x = 42,394,916,473.88
  5. Step 5: Solve for x
    x = 42,394,916,473.88/199,419.26
  6. Step 6: Final answer
    x = 212,591.89

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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.