Home / 43,241.24-64,862.04-12,076.76

Finding the Fourth Proportional to 43,241.24, 64,862.04 and 12,076.76

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Solution

The fourth proportional to 43,241.24, 64,862.04 and 12,076.76 is: 18,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,241.24 : 64,862.04 = 12,076.76 : x
  2. Step 2: Convert to fraction form
    43,241.24/64,862.04 = 12,076.76/x
  3. Step 3: Cross multiply
    43,241.24x = 64,862.04 × 12,076.76
  4. Step 4: Simplify right side
    43,241.24x = 783,323,290.19
  5. Step 5: Solve for x
    x = 783,323,290.19/43,241.24
  6. Step 6: Final answer
    x = 18,115.19

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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.