Home / 243,845.76-365,652-103,527.84

Finding the Fourth Proportional to 243,845.76, 365,652 and 103,527.84

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Solution

The fourth proportional to 243,845.76, 365,652 and 103,527.84 is: 155,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,845.76 : 365,652 = 103,527.84 : x
  2. Step 2: Convert to fraction form
    243,845.76/365,652 = 103,527.84/x
  3. Step 3: Cross multiply
    243,845.76x = 365,652 × 103,527.84
  4. Step 4: Simplify right side
    243,845.76x = 37,855,161,751.68
  5. Step 5: Solve for x
    x = 37,855,161,751.68/243,845.76
  6. Step 6: Final answer
    x = 155,242.24

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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.