Home / 156,586.76-234,879.49-56,723.57

Finding the Fourth Proportional to 156,586.76, 234,879.49 and 56,723.57

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Solution

The fourth proportional to 156,586.76, 234,879.49 and 56,723.57 is: 85,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,586.76 : 234,879.49 = 56,723.57 : x
  2. Step 2: Convert to fraction form
    156,586.76/234,879.49 = 56,723.57/x
  3. Step 3: Cross multiply
    156,586.76x = 234,879.49 × 56,723.57
  4. Step 4: Simplify right side
    156,586.76x = 13,323,203,192.58
  5. Step 5: Solve for x
    x = 13,323,203,192.58/156,586.76
  6. Step 6: Final answer
    x = 85,085.12

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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.