Home / 188,415.12-259,753.05-150,304.02

Finding the Fourth Proportional to 188,415.12, 259,753.05 and 150,304.02

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Solution

The fourth proportional to 188,415.12, 259,753.05 and 150,304.02 is: 207,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,415.12 : 259,753.05 = 150,304.02 : x
  2. Step 2: Convert to fraction form
    188,415.12/259,753.05 = 150,304.02/x
  3. Step 3: Cross multiply
    188,415.12x = 259,753.05 × 150,304.02
  4. Step 4: Simplify right side
    188,415.12x = 39,041,927,622.26
  5. Step 5: Solve for x
    x = 39,041,927,622.26/188,415.12
  6. Step 6: Final answer
    x = 207,212.29

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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.