Home / 43,284.61-64,956.07-16,986.25

Finding the Fourth Proportional to 43,284.61, 64,956.07 and 16,986.25

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Solution

The fourth proportional to 43,284.61, 64,956.07 and 16,986.25 is: 25,490.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,284.61 : 64,956.07 = 16,986.25 : x
  2. Step 2: Convert to fraction form
    43,284.61/64,956.07 = 16,986.25/x
  3. Step 3: Cross multiply
    43,284.61x = 64,956.07 × 16,986.25
  4. Step 4: Simplify right side
    43,284.61x = 1,103,359,719.26
  5. Step 5: Solve for x
    x = 1,103,359,719.26/43,284.61
  6. Step 6: Final answer
    x = 25,490.81

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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.