Home / 245,306.70-368,001.02-76,793.49

Finding the Fourth Proportional to 245,306.70, 368,001.02 and 76,793.49

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Solution

The fourth proportional to 245,306.70, 368,001.02 and 76,793.49 is: 115,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,306.70 : 368,001.02 = 76,793.49 : x
  2. Step 2: Convert to fraction form
    245,306.70/368,001.02 = 76,793.49/x
  3. Step 3: Cross multiply
    245,306.70x = 368,001.02 × 76,793.49
  4. Step 4: Simplify right side
    245,306.70x = 28,260,082,841.34
  5. Step 5: Solve for x
    x = 28,260,082,841.34/245,306.70
  6. Step 6: Final answer
    x = 115,203.06

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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.