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Finding the Fourth Proportional to 167,507.40, 251,181.90 and 97,408.20

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Solution

The fourth proportional to 167,507.40, 251,181.90 and 97,408.20 is: 146,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,507.40 : 251,181.90 = 97,408.20 : x
  2. Step 2: Convert to fraction form
    167,507.40/251,181.90 = 97,408.20/x
  3. Step 3: Cross multiply
    167,507.40x = 251,181.90 × 97,408.20
  4. Step 4: Simplify right side
    167,507.40x = 24,467,176,751.58
  5. Step 5: Solve for x
    x = 24,467,176,751.58/167,507.40
  6. Step 6: Final answer
    x = 146,066.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.