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Finding the Fourth Proportional to 176,181.60, 264,301.20 and 57,820.80

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Solution

The fourth proportional to 176,181.60, 264,301.20 and 57,820.80 is: 86,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,181.60 : 264,301.20 = 57,820.80 : x
  2. Step 2: Convert to fraction form
    176,181.60/264,301.20 = 57,820.80/x
  3. Step 3: Cross multiply
    176,181.60x = 264,301.20 × 57,820.80
  4. Step 4: Simplify right side
    176,181.60x = 15,282,106,824.96
  5. Step 5: Solve for x
    x = 15,282,106,824.96/176,181.60
  6. Step 6: Final answer
    x = 86,740.65

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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.