Home / 53,862.38-80,793.40-14,419.50

Finding the Fourth Proportional to 53,862.38, 80,793.40 and 14,419.50

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Solution

The fourth proportional to 53,862.38, 80,793.40 and 14,419.50 is: 21,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,862.38 : 80,793.40 = 14,419.50 : x
  2. Step 2: Convert to fraction form
    53,862.38/80,793.40 = 14,419.50/x
  3. Step 3: Cross multiply
    53,862.38x = 80,793.40 × 14,419.50
  4. Step 4: Simplify right side
    53,862.38x = 1,165,000,431.30
  5. Step 5: Solve for x
    x = 1,165,000,431.30/53,862.38
  6. Step 6: Final answer
    x = 21,629.20

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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.