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Finding the Fourth Proportional to 176,003.60, 264,136.62 and 70,823.48

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Solution

The fourth proportional to 176,003.60, 264,136.62 and 70,823.48 is: 106,288.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,003.60 : 264,136.62 = 70,823.48 : x
  2. Step 2: Convert to fraction form
    176,003.60/264,136.62 = 70,823.48/x
  3. Step 3: Cross multiply
    176,003.60x = 264,136.62 × 70,823.48
  4. Step 4: Simplify right side
    176,003.60x = 18,707,074,623.84
  5. Step 5: Solve for x
    x = 18,707,074,623.84/176,003.60
  6. Step 6: Final answer
    x = 106,288.02

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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.