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Finding the Fourth Proportional to 69,477.03, 95,883.05 and 42,263.76

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Solution

The fourth proportional to 69,477.03, 95,883.05 and 42,263.76 is: 58,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,477.03 : 95,883.05 = 42,263.76 : x
  2. Step 2: Convert to fraction form
    69,477.03/95,883.05 = 42,263.76/x
  3. Step 3: Cross multiply
    69,477.03x = 95,883.05 × 42,263.76
  4. Step 4: Simplify right side
    69,477.03x = 4,052,378,213.27
  5. Step 5: Solve for x
    x = 4,052,378,213.27/69,477.03
  6. Step 6: Final answer
    x = 58,326.88

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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.