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Finding the Fourth Proportional to 93,346.88, 140,054.90 and 43,453.76

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Solution

The fourth proportional to 93,346.88, 140,054.90 and 43,453.76 is: 65,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346.88 : 140,054.90 = 43,453.76 : x
  2. Step 2: Convert to fraction form
    93,346.88/140,054.90 = 43,453.76/x
  3. Step 3: Cross multiply
    93,346.88x = 140,054.90 × 43,453.76
  4. Step 4: Simplify right side
    93,346.88x = 6,085,912,011.42
  5. Step 5: Solve for x
    x = 6,085,912,011.42/93,346.88
  6. Step 6: Final answer
    x = 65,196.74

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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.