Home / 383,941.11-575,846.04-103,392.75

Finding the Fourth Proportional to 383,941.11, 575,846.04 and 103,392.75

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Solution

The fourth proportional to 383,941.11, 575,846.04 and 103,392.75 is: 155,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,941.11 : 575,846.04 = 103,392.75 : x
  2. Step 2: Convert to fraction form
    383,941.11/575,846.04 = 103,392.75/x
  3. Step 3: Cross multiply
    383,941.11x = 575,846.04 × 103,392.75
  4. Step 4: Simplify right side
    383,941.11x = 59,538,305,652.21
  5. Step 5: Solve for x
    x = 59,538,305,652.21/383,941.11
  6. Step 6: Final answer
    x = 155,071.45

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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.