Home / 93,611.43-140,439.41-30,431.83

Finding the Fourth Proportional to 93,611.43, 140,439.41 and 30,431.83

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Solution

The fourth proportional to 93,611.43, 140,439.41 and 30,431.83 is: 45,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,611.43 : 140,439.41 = 30,431.83 : x
  2. Step 2: Convert to fraction form
    93,611.43/140,439.41 = 30,431.83/x
  3. Step 3: Cross multiply
    93,611.43x = 140,439.41 × 30,431.83
  4. Step 4: Simplify right side
    93,611.43x = 4,273,828,250.42
  5. Step 5: Solve for x
    x = 4,273,828,250.42/93,611.43
  6. Step 6: Final answer
    x = 45,654.98

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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.