Home / 43,599.54-65,399.64-12,011.32

Finding the Fourth Proportional to 43,599.54, 65,399.64 and 12,011.32

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Solution

The fourth proportional to 43,599.54, 65,399.64 and 12,011.32 is: 18,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,599.54 : 65,399.64 = 12,011.32 : x
  2. Step 2: Convert to fraction form
    43,599.54/65,399.64 = 12,011.32/x
  3. Step 3: Cross multiply
    43,599.54x = 65,399.64 × 12,011.32
  4. Step 4: Simplify right side
    43,599.54x = 785,536,003.92
  5. Step 5: Solve for x
    x = 785,536,003.92/43,599.54
  6. Step 6: Final answer
    x = 18,017.07

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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.