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Finding the Fourth Proportional to 70,164.88, 96,827.37 and 38,334.01

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Solution

The fourth proportional to 70,164.88, 96,827.37 and 38,334.01 is: 52,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,164.88 : 96,827.37 = 38,334.01 : x
  2. Step 2: Convert to fraction form
    70,164.88/96,827.37 = 38,334.01/x
  3. Step 3: Cross multiply
    70,164.88x = 96,827.37 × 38,334.01
  4. Step 4: Simplify right side
    70,164.88x = 3,711,781,489.03
  5. Step 5: Solve for x
    x = 3,711,781,489.03/70,164.88
  6. Step 6: Final answer
    x = 52,900.84

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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.