Home / 65,931.52-98,896.38-16,012

Finding the Fourth Proportional to 65,931.52, 98,896.38 and 16,012

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Solution

The fourth proportional to 65,931.52, 98,896.38 and 16,012 is: 24,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,931.52 : 98,896.38 = 16,012 : x
  2. Step 2: Convert to fraction form
    65,931.52/98,896.38 = 16,012/x
  3. Step 3: Cross multiply
    65,931.52x = 98,896.38 × 16,012
  4. Step 4: Simplify right side
    65,931.52x = 1,583,528,836.56
  5. Step 5: Solve for x
    x = 1,583,528,836.56/65,931.52
  6. Step 6: Final answer
    x = 24,017.78

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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.