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Finding the Fourth Proportional to 25,624.48, 35,361.84 and 14,446.48

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Solution

The fourth proportional to 25,624.48, 35,361.84 and 14,446.48 is: 19,936.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.48 : 35,361.84 = 14,446.48 : x
  2. Step 2: Convert to fraction form
    25,624.48/35,361.84 = 14,446.48/x
  3. Step 3: Cross multiply
    25,624.48x = 35,361.84 × 14,446.48
  4. Step 4: Simplify right side
    25,624.48x = 510,854,114.32
  5. Step 5: Solve for x
    x = 510,854,114.32/25,624.48
  6. Step 6: Final answer
    x = 19,936.17

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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.