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Finding the Fourth Proportional to 93,049.88, 139,463.63 and 33,816.20

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Solution

The fourth proportional to 93,049.88, 139,463.63 and 33,816.20 is: 50,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,049.88 : 139,463.63 = 33,816.20 : x
  2. Step 2: Convert to fraction form
    93,049.88/139,463.63 = 33,816.20/x
  3. Step 3: Cross multiply
    93,049.88x = 139,463.63 × 33,816.20
  4. Step 4: Simplify right side
    93,049.88x = 4,716,130,004.81
  5. Step 5: Solve for x
    x = 4,716,130,004.81/93,049.88
  6. Step 6: Final answer
    x = 50,683.89

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1.5x scale

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.