Home / 43,686.42-65,433.59-36,104.05

Finding the Fourth Proportional to 43,686.42, 65,433.59 and 36,104.05

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Solution

The fourth proportional to 43,686.42, 65,433.59 and 36,104.05 is: 54,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,686.42 : 65,433.59 = 36,104.05 : x
  2. Step 2: Convert to fraction form
    43,686.42/65,433.59 = 36,104.05/x
  3. Step 3: Cross multiply
    43,686.42x = 65,433.59 × 36,104.05
  4. Step 4: Simplify right side
    43,686.42x = 2,362,417,605.04
  5. Step 5: Solve for x
    x = 2,362,417,605.04/43,686.42
  6. Step 6: Final answer
    x = 54,076.70

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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.