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Finding the Fourth Proportional to 101,074.77, 151,612.16 and 56,732.67

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Solution

The fourth proportional to 101,074.77, 151,612.16 and 56,732.67 is: 85,099.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,074.77 : 151,612.16 = 56,732.67 : x
  2. Step 2: Convert to fraction form
    101,074.77/151,612.16 = 56,732.67/x
  3. Step 3: Cross multiply
    101,074.77x = 151,612.16 × 56,732.67
  4. Step 4: Simplify right side
    101,074.77x = 8,601,362,357.60
  5. Step 5: Solve for x
    x = 8,601,362,357.60/101,074.77
  6. Step 6: Final answer
    x = 85,099.01

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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.