Home / 40,529.10-55,928.70-25,429.89

Finding the Fourth Proportional to 40,529.10, 55,928.70 and 25,429.89

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Solution

The fourth proportional to 40,529.10, 55,928.70 and 25,429.89 is: 35,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.10 : 55,928.70 = 25,429.89 : x
  2. Step 2: Convert to fraction form
    40,529.10/55,928.70 = 25,429.89/x
  3. Step 3: Cross multiply
    40,529.10x = 55,928.70 × 25,429.89
  4. Step 4: Simplify right side
    40,529.10x = 1,422,260,688.84
  5. Step 5: Solve for x
    x = 1,422,260,688.84/40,529.10
  6. Step 6: Final answer
    x = 35,092.33

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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.