Home / 93,019.56-128,361.24-52,181.44

Finding the Fourth Proportional to 93,019.56, 128,361.24 and 52,181.44

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Solution

The fourth proportional to 93,019.56, 128,361.24 and 52,181.44 is: 72,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,019.56 : 128,361.24 = 52,181.44 : x
  2. Step 2: Convert to fraction form
    93,019.56/128,361.24 = 52,181.44/x
  3. Step 3: Cross multiply
    93,019.56x = 128,361.24 × 52,181.44
  4. Step 4: Simplify right side
    93,019.56x = 6,698,074,343.39
  5. Step 5: Solve for x
    x = 6,698,074,343.39/93,019.56
  6. Step 6: Final answer
    x = 72,007.16

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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.