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Finding the Fourth Proportional to 101,165.60, 151,748.40 and 48,562.40

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Solution

The fourth proportional to 101,165.60, 151,748.40 and 48,562.40 is: 72,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,165.60 : 151,748.40 = 48,562.40 : x
  2. Step 2: Convert to fraction form
    101,165.60/151,748.40 = 48,562.40/x
  3. Step 3: Cross multiply
    101,165.60x = 151,748.40 × 48,562.40
  4. Step 4: Simplify right side
    101,165.60x = 7,369,266,500.16
  5. Step 5: Solve for x
    x = 7,369,266,500.16/101,165.60
  6. Step 6: Final answer
    x = 72,843.60

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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.