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Finding the Fourth Proportional to 251,520.48, 377,272.80 and 93,750.48

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Solution

The fourth proportional to 251,520.48, 377,272.80 and 93,750.48 is: 140,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,520.48 : 377,272.80 = 93,750.48 : x
  2. Step 2: Convert to fraction form
    251,520.48/377,272.80 = 93,750.48/x
  3. Step 3: Cross multiply
    251,520.48x = 377,272.80 × 93,750.48
  4. Step 4: Simplify right side
    251,520.48x = 35,369,506,090.94
  5. Step 5: Solve for x
    x = 35,369,506,090.94/251,520.48
  6. Step 6: Final answer
    x = 140,622.77

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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.