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Finding the Fourth Proportional to 176,492.70, 264,771.84 and 58,172.34

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Solution

The fourth proportional to 176,492.70, 264,771.84 and 58,172.34 is: 87,269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,492.70 : 264,771.84 = 58,172.34 : x
  2. Step 2: Convert to fraction form
    176,492.70/264,771.84 = 58,172.34/x
  3. Step 3: Cross multiply
    176,492.70x = 264,771.84 × 58,172.34
  4. Step 4: Simplify right side
    176,492.70x = 15,402,397,498.91
  5. Step 5: Solve for x
    x = 15,402,397,498.91/176,492.70
  6. Step 6: Final answer
    x = 87,269.32

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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.