Home / 101,597.22-140,209.20-61,310.34

Finding the Fourth Proportional to 101,597.22, 140,209.20 and 61,310.34

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Solution

The fourth proportional to 101,597.22, 140,209.20 and 61,310.34 is: 84,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,597.22 : 140,209.20 = 61,310.34 : x
  2. Step 2: Convert to fraction form
    101,597.22/140,209.20 = 61,310.34/x
  3. Step 3: Cross multiply
    101,597.22x = 140,209.20 × 61,310.34
  4. Step 4: Simplify right side
    101,597.22x = 8,596,273,723.13
  5. Step 5: Solve for x
    x = 8,596,273,723.13/101,597.22
  6. Step 6: Final answer
    x = 84,611.31

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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.