Home / 153,552.12-230,249.88-115,251.36

Finding the Fourth Proportional to 153,552.12, 230,249.88 and 115,251.36

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Solution

The fourth proportional to 153,552.12, 230,249.88 and 115,251.36 is: 172,818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,552.12 : 230,249.88 = 115,251.36 : x
  2. Step 2: Convert to fraction form
    153,552.12/230,249.88 = 115,251.36/x
  3. Step 3: Cross multiply
    153,552.12x = 230,249.88 × 115,251.36
  4. Step 4: Simplify right side
    153,552.12x = 26,536,611,809.84
  5. Step 5: Solve for x
    x = 26,536,611,809.84/153,552.12
  6. Step 6: Final answer
    x = 172,818.27

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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.