Home / 120,670.02-166,522.07-66,953.88

Finding the Fourth Proportional to 120,670.02, 166,522.07 and 66,953.88

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Solution

The fourth proportional to 120,670.02, 166,522.07 and 66,953.88 is: 92,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,670.02 : 166,522.07 = 66,953.88 : x
  2. Step 2: Convert to fraction form
    120,670.02/166,522.07 = 66,953.88/x
  3. Step 3: Cross multiply
    120,670.02x = 166,522.07 × 66,953.88
  4. Step 4: Simplify right side
    120,670.02x = 11,149,298,859.52
  5. Step 5: Solve for x
    x = 11,149,298,859.52/120,670.02
  6. Step 6: Final answer
    x = 92,394.94

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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.