Home / 67,063.05-92,555.07-40,220.34

Finding the Fourth Proportional to 67,063.05, 92,555.07 and 40,220.34

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Solution

The fourth proportional to 67,063.05, 92,555.07 and 40,220.34 is: 55,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,063.05 : 92,555.07 = 40,220.34 : x
  2. Step 2: Convert to fraction form
    67,063.05/92,555.07 = 40,220.34/x
  3. Step 3: Cross multiply
    67,063.05x = 92,555.07 × 40,220.34
  4. Step 4: Simplify right side
    67,063.05x = 3,722,596,384.12
  5. Step 5: Solve for x
    x = 3,722,596,384.12/67,063.05
  6. Step 6: Final answer
    x = 55,508.90

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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.