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Finding the Fourth Proportional to 132,174.62, 198,300.81 and 53,248.22

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Solution

The fourth proportional to 132,174.62, 198,300.81 and 53,248.22 is: 79,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,174.62 : 198,300.81 = 53,248.22 : x
  2. Step 2: Convert to fraction form
    132,174.62/198,300.81 = 53,248.22/x
  3. Step 3: Cross multiply
    132,174.62x = 198,300.81 × 53,248.22
  4. Step 4: Simplify right side
    132,174.62x = 10,559,165,157.06
  5. Step 5: Solve for x
    x = 10,559,165,157.06/132,174.62
  6. Step 6: Final answer
    x = 79,887.99

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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.