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Finding the Fourth Proportional to 70,180.53, 96,848.97 and 38,349.36

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Solution

The fourth proportional to 70,180.53, 96,848.97 and 38,349.36 is: 52,922.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,180.53 : 96,848.97 = 38,349.36 : x
  2. Step 2: Convert to fraction form
    70,180.53/96,848.97 = 38,349.36/x
  3. Step 3: Cross multiply
    70,180.53x = 96,848.97 × 38,349.36
  4. Step 4: Simplify right side
    70,180.53x = 3,714,096,016.16
  5. Step 5: Solve for x
    x = 3,714,096,016.16/70,180.53
  6. Step 6: Final answer
    x = 52,922.03

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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.