Home / 93,039.24-128,441.82-62,983.56

Finding the Fourth Proportional to 93,039.24, 128,441.82 and 62,983.56

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Solution

The fourth proportional to 93,039.24, 128,441.82 and 62,983.56 is: 86,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,039.24 : 128,441.82 = 62,983.56 : x
  2. Step 2: Convert to fraction form
    93,039.24/128,441.82 = 62,983.56/x
  3. Step 3: Cross multiply
    93,039.24x = 128,441.82 × 62,983.56
  4. Step 4: Simplify right side
    93,039.24x = 8,089,723,076.48
  5. Step 5: Solve for x
    x = 8,089,723,076.48/93,039.24
  6. Step 6: Final answer
    x = 86,949.58

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1.5x scale

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.