Home / 93,052.20-128,412.64-50,611.04

Finding the Fourth Proportional to 93,052.20, 128,412.64 and 50,611.04

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Solution

The fourth proportional to 93,052.20, 128,412.64 and 50,611.04 is: 69,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,052.20 : 128,412.64 = 50,611.04 : x
  2. Step 2: Convert to fraction form
    93,052.20/128,412.64 = 50,611.04/x
  3. Step 3: Cross multiply
    93,052.20x = 128,412.64 × 50,611.04
  4. Step 4: Simplify right side
    93,052.20x = 6,499,097,259.55
  5. Step 5: Solve for x
    x = 6,499,097,259.55/93,052.20
  6. Step 6: Final answer
    x = 69,843.56

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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.