Home / 243,628.33-365,463-89,796.12

Finding the Fourth Proportional to 243,628.33, 365,463 and 89,796.12

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Solution

The fourth proportional to 243,628.33, 365,463 and 89,796.12 is: 134,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,628.33 : 365,463 = 89,796.12 : x
  2. Step 2: Convert to fraction form
    243,628.33/365,463 = 89,796.12/x
  3. Step 3: Cross multiply
    243,628.33x = 365,463 × 89,796.12
  4. Step 4: Simplify right side
    243,628.33x = 32,817,159,403.56
  5. Step 5: Solve for x
    x = 32,817,159,403.56/243,628.33
  6. Step 6: Final answer
    x = 134,701.74

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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.