Home / 67,031.61-100,399.79-44,740.62

Finding the Fourth Proportional to 67,031.61, 100,399.79 and 44,740.62

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Solution

The fourth proportional to 67,031.61, 100,399.79 and 44,740.62 is: 67,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.61 : 100,399.79 = 44,740.62 : x
  2. Step 2: Convert to fraction form
    67,031.61/100,399.79 = 44,740.62/x
  3. Step 3: Cross multiply
    67,031.61x = 100,399.79 × 44,740.62
  4. Step 4: Simplify right side
    67,031.61x = 4,491,948,628.77
  5. Step 5: Solve for x
    x = 4,491,948,628.77/67,031.61
  6. Step 6: Final answer
    x = 67,012.39

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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.