Home / 93,968.64-140,908.32-54,537.84

Finding the Fourth Proportional to 93,968.64, 140,908.32 and 54,537.84

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Solution

The fourth proportional to 93,968.64, 140,908.32 and 54,537.84 is: 81,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,968.64 : 140,908.32 = 54,537.84 : x
  2. Step 2: Convert to fraction form
    93,968.64/140,908.32 = 54,537.84/x
  3. Step 3: Cross multiply
    93,968.64x = 140,908.32 × 54,537.84
  4. Step 4: Simplify right side
    93,968.64x = 7,684,835,410.83
  5. Step 5: Solve for x
    x = 7,684,835,410.83/93,968.64
  6. Step 6: Final answer
    x = 81,780.85

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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.