Home / 74,313.53-102,637.85-48,933.35

Finding the Fourth Proportional to 74,313.53, 102,637.85 and 48,933.35

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Solution

The fourth proportional to 74,313.53, 102,637.85 and 48,933.35 is: 67,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,313.53 : 102,637.85 = 48,933.35 : x
  2. Step 2: Convert to fraction form
    74,313.53/102,637.85 = 48,933.35/x
  3. Step 3: Cross multiply
    74,313.53x = 102,637.85 × 48,933.35
  4. Step 4: Simplify right side
    74,313.53x = 5,022,413,966.15
  5. Step 5: Solve for x
    x = 5,022,413,966.15/74,313.53
  6. Step 6: Final answer
    x = 67,584.12

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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.