Home / 156,209.98-234,317.88-56,377.66

Finding the Fourth Proportional to 156,209.98, 234,317.88 and 56,377.66

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Solution

The fourth proportional to 156,209.98, 234,317.88 and 56,377.66 is: 84,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,209.98 : 234,317.88 = 56,377.66 : x
  2. Step 2: Convert to fraction form
    156,209.98/234,317.88 = 56,377.66/x
  3. Step 3: Cross multiply
    156,209.98x = 234,317.88 × 56,377.66
  4. Step 4: Simplify right side
    156,209.98x = 13,210,293,770.56
  5. Step 5: Solve for x
    x = 13,210,293,770.56/156,209.98
  6. Step 6: Final answer
    x = 84,567.54

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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.