Home / 120,461.30-166,232.16-69,476.18

Finding the Fourth Proportional to 120,461.30, 166,232.16 and 69,476.18

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Solution

The fourth proportional to 120,461.30, 166,232.16 and 69,476.18 is: 95,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,461.30 : 166,232.16 = 69,476.18 : x
  2. Step 2: Convert to fraction form
    120,461.30/166,232.16 = 69,476.18/x
  3. Step 3: Cross multiply
    120,461.30x = 166,232.16 × 69,476.18
  4. Step 4: Simplify right side
    120,461.30x = 11,549,175,469.95
  5. Step 5: Solve for x
    x = 11,549,175,469.95/120,461.30
  6. Step 6: Final answer
    x = 95,874.57

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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.