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Finding the Fourth Proportional to 176,846.40, 265,231.20 and 58,489.92

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Solution

The fourth proportional to 176,846.40, 265,231.20 and 58,489.92 is: 87,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,846.40 : 265,231.20 = 58,489.92 : x
  2. Step 2: Convert to fraction form
    176,846.40/265,231.20 = 58,489.92/x
  3. Step 3: Cross multiply
    176,846.40x = 265,231.20 × 58,489.92
  4. Step 4: Simplify right side
    176,846.40x = 15,513,351,669.50
  5. Step 5: Solve for x
    x = 15,513,351,669.50/176,846.40
  6. Step 6: Final answer
    x = 87,722.18

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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.