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Finding the Fourth Proportional to 14,705.92, 22,062.50 and 7,313.88

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Solution

The fourth proportional to 14,705.92, 22,062.50 and 7,313.88 is: 10,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,705.92 : 22,062.50 = 7,313.88 : x
  2. Step 2: Convert to fraction form
    14,705.92/22,062.50 = 7,313.88/x
  3. Step 3: Cross multiply
    14,705.92x = 22,062.50 × 7,313.88
  4. Step 4: Simplify right side
    14,705.92x = 161,362,477.50
  5. Step 5: Solve for x
    x = 161,362,477.50/14,705.92
  6. Step 6: Final answer
    x = 10,972.62

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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.