Home / 156,692.28-234,988.56-51,486.96

Finding the Fourth Proportional to 156,692.28, 234,988.56 and 51,486.96

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Solution

The fourth proportional to 156,692.28, 234,988.56 and 51,486.96 is: 77,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,692.28 : 234,988.56 = 51,486.96 : x
  2. Step 2: Convert to fraction form
    156,692.28/234,988.56 = 51,486.96/x
  3. Step 3: Cross multiply
    156,692.28x = 234,988.56 × 51,486.96
  4. Step 4: Simplify right side
    156,692.28x = 12,098,846,589.18
  5. Step 5: Solve for x
    x = 12,098,846,589.18/156,692.28
  6. Step 6: Final answer
    x = 77,214.06

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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.