Home / 120,416.01-166,175.41-66,701.87

Finding the Fourth Proportional to 120,416.01, 166,175.41 and 66,701.87

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Solution

The fourth proportional to 120,416.01, 166,175.41 and 66,701.87 is: 92,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,416.01 : 166,175.41 = 66,701.87 : x
  2. Step 2: Convert to fraction form
    120,416.01/166,175.41 = 66,701.87/x
  3. Step 3: Cross multiply
    120,416.01x = 166,175.41 × 66,701.87
  4. Step 4: Simplify right side
    120,416.01x = 11,084,210,595.02
  5. Step 5: Solve for x
    x = 11,084,210,595.02/120,416.01
  6. Step 6: Final answer
    x = 92,049.31

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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.