Home / 162,060.28-243,116.34-68,566.84

Finding the Fourth Proportional to 162,060.28, 243,116.34 and 68,566.84

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Solution

The fourth proportional to 162,060.28, 243,116.34 and 68,566.84 is: 102,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,060.28 : 243,116.34 = 68,566.84 : x
  2. Step 2: Convert to fraction form
    162,060.28/243,116.34 = 68,566.84/x
  3. Step 3: Cross multiply
    162,060.28x = 243,116.34 × 68,566.84
  4. Step 4: Simplify right side
    162,060.28x = 16,669,719,186.17
  5. Step 5: Solve for x
    x = 16,669,719,186.17/162,060.28
  6. Step 6: Final answer
    x = 102,861.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.