Home / 61,515.28-92,273.12-19,399.32

Finding the Fourth Proportional to 61,515.28, 92,273.12 and 19,399.32

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Solution

The fourth proportional to 61,515.28, 92,273.12 and 19,399.32 is: 29,099.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.28 : 92,273.12 = 19,399.32 : x
  2. Step 2: Convert to fraction form
    61,515.28/92,273.12 = 19,399.32/x
  3. Step 3: Cross multiply
    61,515.28x = 92,273.12 × 19,399.32
  4. Step 4: Simplify right side
    61,515.28x = 1,790,035,782.28
  5. Step 5: Solve for x
    x = 1,790,035,782.28/61,515.28
  6. Step 6: Final answer
    x = 29,099.04

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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.