Home / 120,722.76-166,596.15-67,008.24

Finding the Fourth Proportional to 120,722.76, 166,596.15 and 67,008.24

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Solution

The fourth proportional to 120,722.76, 166,596.15 and 67,008.24 is: 92,470.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,722.76 : 166,596.15 = 67,008.24 : x
  2. Step 2: Convert to fraction form
    120,722.76/166,596.15 = 67,008.24/x
  3. Step 3: Cross multiply
    120,722.76x = 166,596.15 × 67,008.24
  4. Step 4: Simplify right side
    120,722.76x = 11,163,314,802.28
  5. Step 5: Solve for x
    x = 11,163,314,802.28/120,722.76
  6. Step 6: Final answer
    x = 92,470.67

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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.