Home / 43,350.04-65,027.58-12,187.72

Finding the Fourth Proportional to 43,350.04, 65,027.58 and 12,187.72

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Solution

The fourth proportional to 43,350.04, 65,027.58 and 12,187.72 is: 18,282.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,350.04 : 65,027.58 = 12,187.72 : x
  2. Step 2: Convert to fraction form
    43,350.04/65,027.58 = 12,187.72/x
  3. Step 3: Cross multiply
    43,350.04x = 65,027.58 × 12,187.72
  4. Step 4: Simplify right side
    43,350.04x = 792,537,937.32
  5. Step 5: Solve for x
    x = 792,537,937.32/43,350.04
  6. Step 6: Final answer
    x = 18,282.29

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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.