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Finding the Fourth Proportional to 179,622.86, 247,885.53 and 97,955.58

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Solution

The fourth proportional to 179,622.86, 247,885.53 and 97,955.58 is: 135,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.86 : 247,885.53 = 97,955.58 : x
  2. Step 2: Convert to fraction form
    179,622.86/247,885.53 = 97,955.58/x
  3. Step 3: Cross multiply
    179,622.86x = 247,885.53 × 97,955.58
  4. Step 4: Simplify right side
    179,622.86x = 24,281,771,729.36
  5. Step 5: Solve for x
    x = 24,281,771,729.36/179,622.86
  6. Step 6: Final answer
    x = 135,181.97

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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.