Home / 245,562.16-368,306.78-68,050.66

Finding the Fourth Proportional to 245,562.16, 368,306.78 and 68,050.66

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Solution

The fourth proportional to 245,562.16, 368,306.78 and 68,050.66 is: 102,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,562.16 : 368,306.78 = 68,050.66 : x
  2. Step 2: Convert to fraction form
    245,562.16/368,306.78 = 68,050.66/x
  3. Step 3: Cross multiply
    245,562.16x = 368,306.78 × 68,050.66
  4. Step 4: Simplify right side
    245,562.16x = 25,063,519,461.47
  5. Step 5: Solve for x
    x = 25,063,519,461.47/245,562.16
  6. Step 6: Final answer
    x = 102,065.89

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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.