Home / 156,800.46-235,200.67-68,052

Finding the Fourth Proportional to 156,800.46, 235,200.67 and 68,052

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Solution

The fourth proportional to 156,800.46, 235,200.67 and 68,052 is: 102,077.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,800.46 : 235,200.67 = 68,052 : x
  2. Step 2: Convert to fraction form
    156,800.46/235,200.67 = 68,052/x
  3. Step 3: Cross multiply
    156,800.46x = 235,200.67 × 68,052
  4. Step 4: Simplify right side
    156,800.46x = 16,005,875,994.84
  5. Step 5: Solve for x
    x = 16,005,875,994.84/156,800.46
  6. Step 6: Final answer
    x = 102,077.99

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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.