Home / 185,234.13-255,529.13-117,136.35

Finding the Fourth Proportional to 185,234.13, 255,529.13 and 117,136.35

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Solution

The fourth proportional to 185,234.13, 255,529.13 and 117,136.35 is: 161,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,234.13 : 255,529.13 = 117,136.35 : x
  2. Step 2: Convert to fraction form
    185,234.13/255,529.13 = 117,136.35/x
  3. Step 3: Cross multiply
    185,234.13x = 255,529.13 × 117,136.35
  4. Step 4: Simplify right side
    185,234.13x = 29,931,749,606.88
  5. Step 5: Solve for x
    x = 29,931,749,606.88/185,234.13
  6. Step 6: Final answer
    x = 161,588.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.