Home / 251,821.20-377,688.60-93,968.40

Finding the Fourth Proportional to 251,821.20, 377,688.60 and 93,968.40

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Solution

The fourth proportional to 251,821.20, 377,688.60 and 93,968.40 is: 140,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,821.20 : 377,688.60 = 93,968.40 : x
  2. Step 2: Convert to fraction form
    251,821.20/377,688.60 = 93,968.40/x
  3. Step 3: Cross multiply
    251,821.20x = 377,688.60 × 93,968.40
  4. Step 4: Simplify right side
    251,821.20x = 35,490,793,440.24
  5. Step 5: Solve for x
    x = 35,490,793,440.24/251,821.20
  6. Step 6: Final answer
    x = 140,936.48

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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.