Home / 89,186.58-133,793.66-30,017.61

Finding the Fourth Proportional to 89,186.58, 133,793.66 and 30,017.61

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Solution

The fourth proportional to 89,186.58, 133,793.66 and 30,017.61 is: 45,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,186.58 : 133,793.66 = 30,017.61 : x
  2. Step 2: Convert to fraction form
    89,186.58/133,793.66 = 30,017.61/x
  3. Step 3: Cross multiply
    89,186.58x = 133,793.66 × 30,017.61
  4. Step 4: Simplify right side
    89,186.58x = 4,016,165,756.26
  5. Step 5: Solve for x
    x = 4,016,165,756.26/89,186.58
  6. Step 6: Final answer
    x = 45,031.05

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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.