Home / 93,528.40-140,138.70-54,016.60

Finding the Fourth Proportional to 93,528.40, 140,138.70 and 54,016.60

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Solution

The fourth proportional to 93,528.40, 140,138.70 and 54,016.60 is: 80,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,528.40 : 140,138.70 = 54,016.60 : x
  2. Step 2: Convert to fraction form
    93,528.40/140,138.70 = 54,016.60/x
  3. Step 3: Cross multiply
    93,528.40x = 140,138.70 × 54,016.60
  4. Step 4: Simplify right side
    93,528.40x = 7,569,816,102.42
  5. Step 5: Solve for x
    x = 7,569,816,102.42/93,528.40
  6. Step 6: Final answer
    x = 80,936.02

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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.