Home / 51,270.30-76,905.45-48,851.10

Finding the Fourth Proportional to 51,270.30, 76,905.45 and 48,851.10

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Solution

The fourth proportional to 51,270.30, 76,905.45 and 48,851.10 is: 73,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,270.30 : 76,905.45 = 48,851.10 : x
  2. Step 2: Convert to fraction form
    51,270.30/76,905.45 = 48,851.10/x
  3. Step 3: Cross multiply
    51,270.30x = 76,905.45 × 48,851.10
  4. Step 4: Simplify right side
    51,270.30x = 3,756,915,828.50
  5. Step 5: Solve for x
    x = 3,756,915,828.50/51,270.30
  6. Step 6: Final answer
    x = 73,276.65

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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.