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Finding the Fourth Proportional to 176,528.34, 264,790.22 and 43,409.76

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Solution

The fourth proportional to 176,528.34, 264,790.22 and 43,409.76 is: 65,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,528.34 : 264,790.22 = 43,409.76 : x
  2. Step 2: Convert to fraction form
    176,528.34/264,790.22 = 43,409.76/x
  3. Step 3: Cross multiply
    176,528.34x = 264,790.22 × 43,409.76
  4. Step 4: Simplify right side
    176,528.34x = 11,494,479,683.50
  5. Step 5: Solve for x
    x = 11,494,479,683.50/176,528.34
  6. Step 6: Final answer
    x = 65,114.08

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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.