Home / 110,823.10-166,234.65-40,693.30

Finding the Fourth Proportional to 110,823.10, 166,234.65 and 40,693.30

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Solution

The fourth proportional to 110,823.10, 166,234.65 and 40,693.30 is: 61,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,823.10 : 166,234.65 = 40,693.30 : x
  2. Step 2: Convert to fraction form
    110,823.10/166,234.65 = 40,693.30/x
  3. Step 3: Cross multiply
    110,823.10x = 166,234.65 × 40,693.30
  4. Step 4: Simplify right side
    110,823.10x = 6,764,636,482.85
  5. Step 5: Solve for x
    x = 6,764,636,482.85/110,823.10
  6. Step 6: Final answer
    x = 61,039.95

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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.