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Finding the Fourth Proportional to 70,322.59, 97,025.99 and 40,096.88

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Solution

The fourth proportional to 70,322.59, 97,025.99 and 40,096.88 is: 55,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,322.59 : 97,025.99 = 40,096.88 : x
  2. Step 2: Convert to fraction form
    70,322.59/97,025.99 = 40,096.88/x
  3. Step 3: Cross multiply
    70,322.59x = 97,025.99 × 40,096.88
  4. Step 4: Simplify right side
    70,322.59x = 3,890,439,701.92
  5. Step 5: Solve for x
    x = 3,890,439,701.92/70,322.59
  6. Step 6: Final answer
    x = 55,322.76

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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.