Home / 156,982.95-235,529.10-68,300.10

Finding the Fourth Proportional to 156,982.95, 235,529.10 and 68,300.10

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Solution

The fourth proportional to 156,982.95, 235,529.10 and 68,300.10 is: 102,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982.95 : 235,529.10 = 68,300.10 : x
  2. Step 2: Convert to fraction form
    156,982.95/235,529.10 = 68,300.10/x
  3. Step 3: Cross multiply
    156,982.95x = 235,529.10 × 68,300.10
  4. Step 4: Simplify right side
    156,982.95x = 16,086,661,082.91
  5. Step 5: Solve for x
    x = 16,086,661,082.91/156,982.95
  6. Step 6: Final answer
    x = 102,473.94

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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.