Home / 120,596.34-166,433.17-66,898.66

Finding the Fourth Proportional to 120,596.34, 166,433.17 and 66,898.66

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Solution

The fourth proportional to 120,596.34, 166,433.17 and 66,898.66 is: 92,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,596.34 : 166,433.17 = 66,898.66 : x
  2. Step 2: Convert to fraction form
    120,596.34/166,433.17 = 66,898.66/x
  3. Step 3: Cross multiply
    120,596.34x = 166,433.17 × 66,898.66
  4. Step 4: Simplify right side
    120,596.34x = 11,134,155,803.72
  5. Step 5: Solve for x
    x = 11,134,155,803.72/120,596.34
  6. Step 6: Final answer
    x = 92,325.82

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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.