Home / 43,268.76-64,906.65-12,104.01

Finding the Fourth Proportional to 43,268.76, 64,906.65 and 12,104.01

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Solution

The fourth proportional to 43,268.76, 64,906.65 and 12,104.01 is: 18,157.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,268.76 : 64,906.65 = 12,104.01 : x
  2. Step 2: Convert to fraction form
    43,268.76/64,906.65 = 12,104.01/x
  3. Step 3: Cross multiply
    43,268.76x = 64,906.65 × 12,104.01
  4. Step 4: Simplify right side
    43,268.76x = 785,630,740.67
  5. Step 5: Solve for x
    x = 785,630,740.67/43,268.76
  6. Step 6: Final answer
    x = 18,157.00

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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.