Home / 176,128.81-263,861.06-136,492.16

Finding the Fourth Proportional to 176,128.81, 263,861.06 and 136,492.16

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Solution

The fourth proportional to 176,128.81, 263,861.06 and 136,492.16 is: 204,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,128.81 : 263,861.06 = 136,492.16 : x
  2. Step 2: Convert to fraction form
    176,128.81/263,861.06 = 136,492.16/x
  3. Step 3: Cross multiply
    176,128.81x = 263,861.06 × 136,492.16
  4. Step 4: Simplify right side
    176,128.81x = 36,014,964,017.52
  5. Step 5: Solve for x
    x = 36,014,964,017.52/176,128.81
  6. Step 6: Final answer
    x = 204,480.83

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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.