Home / 72,662.04-100,238.04-44,318.52

Finding the Fourth Proportional to 72,662.04, 100,238.04 and 44,318.52

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Solution

The fourth proportional to 72,662.04, 100,238.04 and 44,318.52 is: 61,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,662.04 : 100,238.04 = 44,318.52 : x
  2. Step 2: Convert to fraction form
    72,662.04/100,238.04 = 44,318.52/x
  3. Step 3: Cross multiply
    72,662.04x = 100,238.04 × 44,318.52
  4. Step 4: Simplify right side
    72,662.04x = 4,442,401,580.50
  5. Step 5: Solve for x
    x = 4,442,401,580.50/72,662.04
  6. Step 6: Final answer
    x = 61,137.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.