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Finding the Fourth Proportional to 119,410.56, 164,776.32 and 69,112.32

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Solution

The fourth proportional to 119,410.56, 164,776.32 and 69,112.32 is: 95,369.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,410.56 : 164,776.32 = 69,112.32 : x
  2. Step 2: Convert to fraction form
    119,410.56/164,776.32 = 69,112.32/x
  3. Step 3: Cross multiply
    119,410.56x = 164,776.32 × 69,112.32
  4. Step 4: Simplify right side
    119,410.56x = 11,388,073,756.26
  5. Step 5: Solve for x
    x = 11,388,073,756.26/119,410.56
  6. Step 6: Final answer
    x = 95,369.07

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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.