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Finding the Fourth Proportional to 70,069.35, 96,695.70 and 43,227.45

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Solution

The fourth proportional to 70,069.35, 96,695.70 and 43,227.45 is: 59,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,069.35 : 96,695.70 = 43,227.45 : x
  2. Step 2: Convert to fraction form
    70,069.35/96,695.70 = 43,227.45/x
  3. Step 3: Cross multiply
    70,069.35x = 96,695.70 × 43,227.45
  4. Step 4: Simplify right side
    70,069.35x = 4,179,908,224.48
  5. Step 5: Solve for x
    x = 4,179,908,224.48/70,069.35
  6. Step 6: Final answer
    x = 59,653.87

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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.