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Finding the Fourth Proportional to 92,858.00, 128,147.11 and 52,023.87

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Solution

The fourth proportional to 92,858.00, 128,147.11 and 52,023.87 is: 71,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,858.00 : 128,147.11 = 52,023.87 : x
  2. Step 2: Convert to fraction form
    92,858.00/128,147.11 = 52,023.87/x
  3. Step 3: Cross multiply
    92,858.00x = 128,147.11 × 52,023.87
  4. Step 4: Simplify right side
    92,858.00x = 6,666,708,754.09
  5. Step 5: Solve for x
    x = 6,666,708,754.09/92,858.00
  6. Step 6: Final answer
    x = 71,794.67

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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.