Home / 377,815.30-566,590.65-111,505.30

Finding the Fourth Proportional to 377,815.30, 566,590.65 and 111,505.30

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Solution

The fourth proportional to 377,815.30, 566,590.65 and 111,505.30 is: 167,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,815.30 : 566,590.65 = 111,505.30 : x
  2. Step 2: Convert to fraction form
    377,815.30/566,590.65 = 111,505.30/x
  3. Step 3: Cross multiply
    377,815.30x = 566,590.65 × 111,505.30
  4. Step 4: Simplify right side
    377,815.30x = 63,177,860,405.45
  5. Step 5: Solve for x
    x = 63,177,860,405.45/377,815.30
  6. Step 6: Final answer
    x = 167,218.90

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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.