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Finding the Fourth Proportional to 69,263.92, 103,837.56 and 27,688.24

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Solution

The fourth proportional to 69,263.92, 103,837.56 and 27,688.24 is: 41,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,263.92 : 103,837.56 = 27,688.24 : x
  2. Step 2: Convert to fraction form
    69,263.92/103,837.56 = 27,688.24/x
  3. Step 3: Cross multiply
    69,263.92x = 103,837.56 × 27,688.24
  4. Step 4: Simplify right side
    69,263.92x = 2,875,079,282.29
  5. Step 5: Solve for x
    x = 2,875,079,282.29/69,263.92
  6. Step 6: Final answer
    x = 41,509.05

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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.