Home / 156,910.14-235,291.26-56,999.88

Finding the Fourth Proportional to 156,910.14, 235,291.26 and 56,999.88

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Solution

The fourth proportional to 156,910.14, 235,291.26 and 56,999.88 is: 85,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,910.14 : 235,291.26 = 56,999.88 : x
  2. Step 2: Convert to fraction form
    156,910.14/235,291.26 = 56,999.88/x
  3. Step 3: Cross multiply
    156,910.14x = 235,291.26 × 56,999.88
  4. Step 4: Simplify right side
    156,910.14x = 13,411,573,585.05
  5. Step 5: Solve for x
    x = 13,411,573,585.05/156,910.14
  6. Step 6: Final answer
    x = 85,472.96

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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.